{"title":"O2 Housing \u0026 Downpipe","description":"","products":[{"product_id":"stainless-works-exhaust-downpipe-gen2-ford-raptor-ftr17dpcat","title":"Stainless Works Exhaust Downpipe for 2017-2020 Ford Raptor (FTR17DPCAT)","description":"\u003cp\u003eImprove the power and performance on your 2017-20 F-150 Raptor with our top of the line Stainless Works downpipe. Full 3\" downpipe replaces factory turbo adapter for increased airflow and maximum performance. \u003cbr\u003eAs always, our downpipes are TIG welded for strength and durability. These kits come with a lifetime warranty on material and craftsmanship as always proudly made in the USA. Upgrade your sound today with Stainless Works! \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2017-2020 Ford F150 Raptor (Gen2) \u003cbr\u003e3.5L V6 EcoBoost\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e \u003cbr\u003e• Fits 2017-20 F-150 Raptor \u003cbr\u003e• Factory Connect \u003cbr\u003e• High Flow Cats \u003cbr\u003e• Full 3\" Downpipe Replaces Factory Turbo Adapter \u003cbr\u003e• Smooth mandrel bends optimize exhaust flow \u003cbr\u003e• Fully TIG welded for strength and beauty \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eSpecs:\u003c\/span\u003e \u003cbr\u003eCalifornia Legal: No \u003cbr\u003eConnection Point: Factory Connect \u003cbr\u003eEmissions: High-Flow Cats \u003cbr\u003eExhaust Size: 3\" \u003cbr\u003eMaterial: 304 Stainless Steel \u003cbr\u003eWarranty: Limited Lifetime \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eInstallation:\u003c\/span\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stainlessworks.net\/content\/installation_instructions\/2017-ford-raptor-downpipe-ii-32410.pdf\" style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\"\u003eInstall Guide\u003c\/a\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003ca href=\"https:\/\/stmtuned.com\/collections\/stainless-works-products\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more Stainless Works\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"Stainless Works","offers":[{"title":"Default Title","offer_id":50560401310038,"sku":"SSW-FTR17DPCAT","price":1560.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stainless-works-exhaust-downpipe-gen2-ford-raptor-ftr17dpcat.jpg?v=1749192551"},{"product_id":"tomei-expreme-outlet-component-o2-downpipe-evo-7-8-9-tb6060-mt01a","title":"Tomei Expreme Outlet Component O2 Housing\/Downpipe for Evo 7\/8\/9 (TB6060-MT01A)","description":"\u003cp\u003e\u003cstrong\u003eWIDE MOUTH OUTLET ＋ 3INCH PIPE = OUTLET COMPONENT (Ver.2)\u003c\/strong\u003e \u003cbr\u003eThe increased diameter and flow capacity improves exhaust efficiency whilst reducing secondary exhaust pressure.\u003cbr\u003eThe ver.2 was developed to cope with the demands of advanced 4G63 tuning.In addition, the 74% overall weight reduction improves the vehicle’s responsiveness. \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e1996-2006 Mitsubishi Evolution VII VIII IX \u003cbr\u003e(Evo 7\/8\/9) \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eO2 Housing Features:\u003c\/span\u003e \u003cbr\u003e• 940cc High Flow Wide Mouth O2 Housing （vs. stock：130％\/vs. old ver.：120％） \u003cbr\u003e• 58% Weight Reduction vs OEM O2 Housing \u003cbr\u003e• Step-less flange \u003cbr\u003e• High strength and precision made using Lost-Wax Casting \u003cbr\u003e• Complete with turbo charger bracket \u003cbr\u003e• Complete with O2 Sensor Boss \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eDownpipe Features:\u003c\/span\u003e \u003cbr\u003e• 84% Weight Reduction vs OEM Downpipe \u003cbr\u003e• 3” Large Diameter Pipe \u003cbr\u003e• 3” Diameter Through to Catalytic Converter \u003cbr\u003e• Stress-dispersing flexible pipe \u003cbr\u003e• Step-less Flange \u003cbr\u003e• Fits well with underside layout \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eIncludes:\u003c\/span\u003e \u003cbr\u003e• Turbine Outlet O2 Housing \u003cbr\u003e• Aluminum spacer \u003cbr\u003e• Front pipe \u003cbr\u003e• Hex nut \u003cbr\u003e• Gasket (outlet to front pipe) \u003cbr\u003e• Copper washer \u003cbr\u003e• Gasket (front pipe to catalyst) \u003cbr\u003e• Blind bolt \u003cbr\u003e• Flange bolt \u003cbr\u003e• Bolt smooth paste \u003cbr\u003e• Stud bolt \u003cbr\u003e• Stud bolt M10-40 P=1.25 (thread 12\/26) \u003cbr\u003e• Titan exhaust bandage \u003cbr\u003e• Bandage band \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eMore Info:\u003c\/span\u003e \u003cbr\u003eThe Tomei Evo 7\/8\/9 O2 housing and downpipe is a one of a kind in design. The Engine Dyno graph shows performance gains across all RPM ranges, achieved through extensive R\u0026amp;D testing. Road tests ensure accurate performance data. For example, in the Lancer Evolution, reducing weight in the front improves handling. The EXPREME line, made from stainless steel SUS304, offers superior corrosion and heat resistance, enhancing vehicle value. Combining various manufacturing methods with strict quality control, EXPREME products ensure high-quality performance and durability, living up to the TOMEI brand name. \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eRelated Products:\u003c\/span\u003e \u003cbr\u003e\u003ca style=\"color: #afafaf; text-decoration: underline;\" href=\"https:\/\/stmtuned.com\/products\/tomei-titanium-cat-back-exhaust-evo-7-9\"\u003eTitanium Cat Back Exhaust\u003c\/a\u003e \u003cbr\u003e\u003ca style=\"color: #afafaf; text-decoration: underline;\" href=\"https:\/\/stmtuned.com\/products\/tomei-expreme-titanium-mid-pipe-evo-7-8-9-tb6100-mt01a\"\u003eTitanium Mid Pipe\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/stmtuned.com\/collections\/tomei-products\" target=\"blank\"\u003e\u003cbr\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Tomei","offers":[{"title":"Default Title","offer_id":50560568885590,"sku":"TOM-TB6060-MT01A","price":752.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/tomei-expreme-outlet-component-o2-downpipe-evo-7-8-9-tb6060-mt01a.jpg?v=1749193991"},{"product_id":"grimmspeed-subaru-downpipe-to-aftermarket-3-catback-adapter-grm077046","title":"GrimmSpeed Subaru Downpipe to Aftermarket 3\" Catback Adapter (GRM077046)","description":"\u003cp\u003eCNC machined from mild steel and zinc coated for durability and longevity, this downpipe to catback exhaust adapter will outlast your car. Don't waste your time trying to get your OEM downpipe to seal without a donut gasket. In a short amount of time, they rust and corrode and will prevent you from ever getting a good seal with a typical flat gasket. Re-use your stock donut gasket along with a GrimmSpeed 2x Thick 3\" Gasket (included) for a perfect seal on the first try! \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2002-2024 Subaru WRX\/ STi (VA\/VB\/EJ20\/EJ25)*\u003cbr\u003e*Any Turbocharged Subaru with a factory downpipe\/j-pipe and a 3\" Catback Exhaust\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePurchase Includes: \u003c\/span\u003e\u003cbr\u003e(1) Adapter\u003cbr\u003e(2) Bolts\u003cbr\u003e(4) Washers \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e \u003cbr\u003e• Flanged for OEM Donut Gasket \u003cbr\u003e• Machined lip centers 2-Bolt Gasket \u003cbr\u003e• CNC Machined Steel Construction - Zinc coated for durability \u003cbr\u003e• Simple bolt on installation - Supplied with quality hardware \u003cbr\u003e• Includes GrimmSpeed 3\" 2x Thick Gasket for a PERFECT seal! \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMore from GrimmSpeed:\u003c\/span\u003e\u003cbr\u003eExhaust leaks seem to be an all-too-common issue with most modded Subarus. They tend to spring up out of nowhere and cause hours of troubleshooting headaches. One of the most common leaks that we hear about is from running an OEM downpipe with an aftermarket 3\" catback without a proper adapter. Use an adapter that allows you to retain your stock donut gasket for the best solution to finally end that pesky leak.\u003cbr\u003e\u003cbr\u003e\u003cem\u003eA final solution to pesky problems, it's what you can expect from GrimmSpeed!\"\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ca href=\"https:\/\/stmtuned.com\/collections\/grimmspeed-products\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more GrimmSpeed Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"GrimmSpeed","offers":[{"title":"Default Title","offer_id":50560576717142,"sku":"GRM-GRM077046","price":71.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/grimmspeed-subaru-downpipe-to-aftermarket-3-catback-adapter-grm077046.jpg?v=1749194080"},{"product_id":"tomei-expreme-evo-x-wide-mouth-down-pipe-tb6060-mt02a","title":"Tomei Expreme Evo X Wide Mouth Downpipe (TB6060-MT02A)","description":"Tomei Expreme wide mouth downpipe\/ turbo outlet pipe fits the 2008-2015 Evo X. After testing a variety of shapes and pipe diameters, Tomei found the optimum tuning point for the best performance balance. This design will extract the full capabilities from the Evo X 4B11 engine. The design also retains the original layout to help with the ease of installation and compatibility for other exhaust parts. \u003cbr\u003e \u003cbr\u003e \n\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e \u003cbr\u003e 2008-2015 Mitsubishi Evolution X \u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color: #ff2a00;\"\u003eSpecs:\u003c\/span\u003e \u003cbr\u003e• Wide Mouth Design \u003cbr\u003e• 3\" Pipe \u003cbr\u003e• Increased HP and Torque over stock \u003cbr\u003e• Lost Wax casting process for durability without welds \u003cbr\u003e• Larger in size and diameter, smooth without any steps \u003cbr\u003e• Large curve design for larger capacity \u003cbr\u003e• Improved efficiency through a more linear layout \u003cbr\u003e• Flexible Pipe Design \u003cbr\u003e• Easy to work on \u003cbr\u003e• O2 Sensor bung for AFR gauges \u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e \u003cbr\u003e• Downpipe\/ Outlet Component \u003cbr\u003e• Flange Nut M12 * P=1.25 \u003cbr\u003e• Turbo Side Gasket \u003cbr\u003e• Catalyzer Gasket \u003cbr\u003e• Bolt Smooth Paste \u003cbr\u003e• Clamp Band \u003cbr\u003e• Installation Manual \u003cbr\u003e• Blind Plug \u003cbr\u003e• Copper Washer \u003cbr\u003e• Bandage Band \u003cbr\u003e• Stud Bolt M10-40 P=1.25 (THREAD 12\/26) \u003cbr\u003e• Titan Exhaust Bandage \u003cbr\u003e• Sticker (Tomei and Expreme) \u003cbr\u003e• Warranty Card \u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color: #ff2a00;\"\u003eMore Info From Tomei:\u003c\/span\u003e \u003cbr\u003e The Tomei product concept is \"To produce a great product for ultimate driving pleasure\". This time our latest product developments have been in these new Titanium exhaust systems. In recent years we have seen a growing trend in clubman racing series and more users enjoying their cars at track events. Seeing that there are power restrictions from the bolt on exhaust systems that are currently available on the market, we have decided to make a better product. Not for just power but for weight reductions and the best value for money product. So here we have our true competition use design exhaust system. \u003cbr\u003e\u003cbr\u003e We wanted to make an exhaust system that will allow you enjoy your car more from the sound of the engine. Increased performance gains with the best power and response was the main target points. Through the use of minimal bends and the optimum pipe size we were able to achieve this goal. To improve the performance of the engine with just the muffler system alone isn't easy. So with the use of our Titanium material we were able to further reduce unwanted weight without compromise to the products overall strength. So with the strong commitment to our values and targets we were able to make a great product for all to enjoy. \u003cbr\u003e\u003cbr\u003e Our product was developed based on this philosophy, for enjoyment and results. Our Titanium material was developed with new revolutionary methods which helps save on unnecessary costs which help us pass the savings on to you. A high quality product at an unbeatable price. The package includes everything that is needed to install the product straight out of the box. No need to hunt for any additional parts as all the springs, clamps, bands and bolts are included to get this product onto your car immediately. We've done the hard work for you so you can enjoy your car with our product and know that the quality is there to last. \u003cbr\u003e\u003cbr\u003e \u003ca style=\"color: #afafaf;\" href=\"https:\/\/stmtuned.com\/collections\/tomei-products\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more Tomei Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"Tomei","offers":[{"title":"Default Title","offer_id":50561460666710,"sku":"TOM-TB6060-MT02A","price":770.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/tomei-expreme-evo-x-wide-mouth-down-pipe-tb6060-mt02a.jpg?v=1749198041"},{"product_id":"stm-1g-awd-dsm-downpipe","title":"STM 1G AWD DSM Stainless Downpipe","description":"The STM full 3\" stainless steel downpipe for 1G AWD DSM is made in-house at STM from 3\" mandrel-bent tube and tig-welded flanges. Bolts to any stock-location aftermarket 2.5\/3\" o2 housing and any stock-location aftermarket 3\" cat\/testpipe. Fits AWD models only. \u003cbr\u003e\u003cbr\u003eThe STM downpipe utilizes all factory hangers and weighs in at 8.10 pounds with hardware. Pictured installed on the STM 1992 Talon shop car.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e1G DSM AWD\u003cbr\u003e1990-1994 Eclipse GSX (AWD)\u003cbr\u003e1990-1994 Talon TSi (AWD)\u003cbr\u003e1990-1994 Laser RS (AWD)\u003cbr\u003e• Fits ALL WHEEL DRIVE models only\u003cbr\u003e• Does not fit front wheel drive models\u003cbr\u003e• Does not fit the factory cat or factory o2 housing\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eAdditional Fitment Notes:\u003c\/span\u003e\u003cbr\u003eThe downpipe will not fit the stock o2 housing, but will bolt up to the STM O2 Housings as well as any aftermarket stock-location 2.5\/3\" o2 housing. The o2 housing is not included.\u003cbr\u003eDoes not fit the factory cat, but does fit with the STM 1G DSM High Flow Cat or any aftermarket stock-location 3\" cat\/testpipe.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures \u0026amp; Specs:\u003c\/span\u003e\u003cbr\u003e• Full 3\" stainless steel\u003cbr\u003e• Stainless flex section\u003cbr\u003e• Lightweight .049\" wall\u003cbr\u003e• Mandrel bent\u003cbr\u003e• Tig-welded, back-purged\u003cbr\u003e• Gaskets \u0026amp; hardware included\u003cbr\u003e• Uses all factory hangers\u003cbr\u003e• Weighs 8.10 pounds with hardware\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePurchase Includes:\u003c\/span\u003e\u003cbr\u003e(1) STM 1G AWD Downpipe\u003cbr\u003e\n(1) 3\" 2-Bolt Remflex Gasket\u003cbr\u003e\n(1) 2.5\" 2-Bolt Remflex Gasket\u003cbr\u003e\n(4) M10 x 35 Bolts\u003cbr\u003e(4) M10 Nuts\u003cbr\u003e(4) M10 Flat Washers\u003cbr\u003e(1) O2 Bung Plug \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eSTM Products are made in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003eAlso available in a full turbo-back exhaust and all parts of the STM 1G DSM AWD Exhaust System are available to purchase separately as well:\u003cbr\u003e• \u003ca href=\"https:\/\/stmtuned.com\/products\/stm-1g-awd-dsm-stainless-steel-turbo-back-exhaust\" style=\"color: #afafaf; text-decoration: underline;\"\u003e STM 1G DSM Turbo-Back Exhaust\u003c\/a\u003e\u003cbr\u003e • \u003ca href=\"https:\/\/stmtuned.com\/products\/stm-1g-awd-dsm-stainless-steel-cat-back-exhaust\" style=\"color: #afafaf; text-decoration: underline;\"\u003e STM 1G DSM Cat-Back Exhaust\u003c\/a\u003e\u003cbr\u003e • \u003ca href=\"https:\/\/stmtuned.com\/products\/stm-1g-awd-dsm-gesi-high-flow-cat\" style=\"color: #afafaf; text-decoration: underline;\"\u003e STM 1G DSM High Flow Cat\u003c\/a\u003e\u003cbr\u003e • STM 1G DSM O2 Housings \u003ca href=\"https:\/\/stmtuned.com\/products\/stm-dsm-recirculated-o2-housing\" style=\"color: #afafaf; text-decoration: underline;\"\u003eRecirculated \u003c\/a\u003e or with \u003ca href=\"https:\/\/stmtuned.com\/products\/stm-dsm-o2-housing-recirculated-with-38mm-tial-mvs-wastegate\" style=\"color: #afafaf; text-decoration: underline;\"\u003eTiAL MVS\u003c\/a\u003e\u003cbr\u003e \u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50561537147222,"sku":"STM-1GDSM-DP","price":490.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-1g-awd-dsm-downpipe-1.jpg?v=1749198348"},{"product_id":"hs09mexdpc-invidia-evo-x-downpipe-hfc","title":"Invidia Downpipe with High Flow Cat for Evo X (HS09MEXDPC)","description":"The Invidia down-pipe for Evo X features a one-piece design with high flow cat. Made from 76mm polished 304 stainless steel and includes two o2 sensor bungs. This install will require a retune. Includes gaskets and hardware to connect to the catback. You will need new gaskets to the o2 housing for install.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2008-2015 Evolution X\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• 304 polished stainless steel\u003cbr\u003e• 76mm piping diameter\u003cbr\u003e• Cast flange\u003cbr\u003e• Smooth mandrel bends\u003cbr\u003e• 2 o2 sensor bungs\u003cbr\u003e• Improves HP, TQ and throttle response\u003cbr\u003e• Gaskets and hardware included (to catback)\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/collections\/invidia-parts\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more Invidia Parts\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"Invidia","offers":[{"title":"Default Title","offer_id":50562568814934,"sku":"INV-HS09MEXDPC","price":747.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/HS09MEXDPC-invidia-evo-x-downpipe-hfc-1.jpg?v=1749202851"},{"product_id":"dplauss2-akrapovic-stainless-downpipes-audi-rsq8","title":"Akrapovic Stainless Downpipes for 2020 Audi RSQ8 (DP\/L-AU\/SS\/2)","description":"Akrapovič stainless steel catted downpipe \/ link pipe set for 2020 Audi RSQ8 models. Downpipes weigh 41.6 pounds vs the factory parts at 56.4 pounds. These MUST be installed with the Akrapovič RSQ8 titanium slip-on exhaust. Fitment with stock or any other system is NOT confirmed.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2020 Audi RS Q8 (4M)\u003cbr\u003e• MUST be used with the \u003ca href=\"https:\/\/stmtuned.com\/products\/sauti16h-akrapovic-titanium-slip-on-exhaust-audi-rsq8\" style=\"color: #afafaf; text-decoration: underline;\"\u003e S-AU\/TI\/16H Titanium Exhaust\u003c\/a\u003e\u003cbr\u003e• For track-dedicated racecars\u003cbr\u003e• Not for street use\u003cbr\u003e• \u003ca alt=\"PDF Install Instructions\" href=\"https:\/\/d1sfhav1wboke3.cloudfront.net\/ImageServer\/Apim2media\/Documents\/21164\/775a064e-25f7-4b1d-8944-7d169f125e00.pdf\" style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\"\u003e Akrapovič Full Color PDF Installation Guide\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePart Numbers:\u003c\/span\u003e\u003cbr\u003eDP\/L-AU\/SS\/2, DPLAUSS2\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMore from Akrapovič:\u003c\/span\u003e\u003cbr\u003eDownpipe \/ Link pipe set (SS) was tested and developed must be mounted together with Evolution Line (Titanium) system.\u003cbr\u003e\u003cbr\u003eThis is an optional part as an upgrade to the Evolution Line (Titanium) exhaust for further tuning. The downpipes are high-quality stainless steel, containing sporty 200 cpsi catalytic converters, insulated to prevent overheating any parts around them. The stainless-steel link pipes have custom-made flex tubes, with insulation where they connect to the downpipes. When fitted with the Evolution Line (Titanium), the entire configuration offers a unique acoustic experience. It is perfectly tuned by the sound engineers to produce pure V8 aural performance because the two areas of the exhaust work in harmony to create a high-frequency racing tone in the upper rev range and a deep and torquey V8 rumble in lower revs, with the comfort mode retained for those more sedate moments.\u003cbr\u003e\u003cbr\u003eFor OPF: When fitting this optional extra, ECE type approval for Evolution Line (Titanium) exhaust system is not valid and remapping the ECU is mandatory.\u003cbr\u003e\u003cbr\u003eTHIS PRODUCT DOES NOT MEET EMISSION COMPLIANCE REQUIREMENTS FOR STREET OR HIGHWAY USE.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eDiscounts:\u003c\/span\u003e\u003cbr\u003e We are sorry, discounts are not available for Akrapovič products.\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/collections\/akrapovic-products\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more Akrapovic Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"Akrapovic","offers":[{"title":"Default Title","offer_id":50562650276182,"sku":"AKR-DP\/L-AU\/SS\/2","price":6599.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/DPLAUSS2-akrapovic-stainless-downpipes-audi-rsq8-1.jpg?v=1749203375"},{"product_id":"ams-2020-supra-downpipe-street","title":"AMS Street Downpipe for 2020+ Supra GR","description":"AMS Performance Toyota GR Supra street downpipe with EPA-verified ultra high flow GESI catalytic converter. Power comes in earlier and turbo spool-up is significantly improved. The long gradual transitions within the mandrel bent pipe section allows exhaust gasses to maintain velocity without a buildup of back pressure inside of the system. The CAT is new and specific. It has a newly formulated substrate with a specific wash for new vehicle emissions requirements. It is not an off the shelf cat.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2020-2021 Toyota Supra\u003cbr\u003e(GR A90 MKV MK5)\u003cbr\u003eFor track use only, not for public roads.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eBenefits:\u003c\/span\u003e\u003cbr\u003e• Significantly Lower Back Pressure Means the Potential for More Power\u003cbr\u003e• Exhaust Gas Can More Easily Flow Across the Turbine Wheel\u003cbr\u003e• 49 State Legal High Flow GESI Catalytic Converter Rated to Over 800 Horsepower\u003cbr\u003e• Newly Formulated Substrate for New Vehicle Emissions Requirements\u003cbr\u003e• Throaty Exhaust Note Under Wide Open Throttle\u003cbr\u003e• CAD Engineered for Maximum Exhaust Flow with Unrivaled Fit and Finish\u003cbr\u003e• 304 Stainless Steel 4.5” Design Reduces to a 3.5” Flex Section, Maximizing Volume and Flow\u003cbr\u003e• Turbine Flange Offers a Smooth Transition from the Turbine Outlet\u003cbr\u003e• 3.15” (80mm) Outlet Allows You to Run Either Stock or Aftermarket Catback Systems\u003cbr\u003e• Complete Bolt on Means No Cutting – Bolts to the Factory Location\u003cbr\u003e• O2 Sensors in OEM Locations. No Jumpers Needed\u003cbr\u003e• Mandrel Bent Tubing for the Best Flow\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e• Fully Stainless Steel Supra Street Downpipe w\/ EPA-verified Ultra High Flow GESI Catalytic Converter\u003cbr\u003e• Adjustable Mounting Bracket\u003cbr\u003e• \u003ca href=\"https:\/\/uploads.cdn.ascendpress.io\/amsperformance\/uploads\/2019\/11\/supra_downpipe_instructions.pdf\" style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\"\u003e Installation Instructions (PDF)\u003c\/a\u003e \u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color: #ff2a00;\"\u003eDiscounts:\u003c\/span\u003e\u003cbr\u003e We are sorry, discounts and codes are not available for AMS Products. \u003cbr\u003e\u003cbr\u003e \u003ca href=\"https:\/\/stmtuned.com\/collections\/ams-performance-products\" style=\"color: #afafaf;\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more AMS Performance Parts\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"AMS","offers":[{"title":"Default Title","offer_id":50562764570966,"sku":"AMS-AMS.38.05.0001-2","price":1583.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/ams-2020-supra-downpipe-street-1.jpg?v=1749204522"},{"product_id":"stm-2g-awd-dsm-downpipe-stock-o2","title":"STM 2G DSM AWD Downpipe for Stock O2 Housing","description":"The STM 3\" stainless steel downpipe for the AWD 2G DSM will bolt up to any stock location test pipe\/cat and is designed for use with the stock o2 housing. This is a perfect match for the STM Test Pipes. 3\" stainless steel construction mating to a 2.5\" flange to match the stock turbo o2 housing. STM downpipes are tig welded, back purged and made in the USA!\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2G DSM AWD\u003cbr\u003e1995-1999 Eclipse GSX\u003cbr\u003e1995-1998 Talon TSi AWD\u003cbr\u003e• Fits ALL WHEEL DRIVE models only\u003cbr\u003e• Fits both STM 2.5\" and 3\" test pipes (or aftermarket in stock location)\u003cbr\u003e• Fits stock O2 housing only\u003cbr\u003e• Does not fit aftermarket O2 housings\u003cbr\u003e• Does not fit front wheel drive models\u003cbr\u003e\u003cbr\u003eIf you have a STM 3\" o2 housing, please use this downpipe: \u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/products\/stm-2g-awd-dsm-downpipe-3in-o2\" style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\"\u003eSTM 2G DSM AWD Downpipe for STM 3\" O2 Housing\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Tig-Welded, Back-Purged\u003cbr\u003e• 3\" Stainless Steel\u003cbr\u003e• Mandrel Bent\u003cbr\u003e• Gaskets \u0026amp; Hardware Included\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eSTM Products are made in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) STM 3\" Downpipe\u003cbr\u003e(1) 3\" Remflex Gasket\u003cbr\u003e(1) 2.5\" Remflex Gasket\u003cbr\u003e(4) M10 x 35 Bolts\u003cbr\u003e(4) M10 Flat Washers\u003cbr\u003e(4) M10 Nuts\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to assemble your downpipe!\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50562767356246,"sku":"STM-2GAWD-DP-STK","price":490.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-2g-awd-dsm-downpipe-stock-o2-1.jpg?v=1749204557"},{"product_id":"stm-exhaust-turn-down-2020-supra-a90-mkv","title":"STM MKV 2020+ Supra Exhaust Turn Down","description":"The STM Exhaust Turn-Down for the 2020+ Supra GR is a direct bolt-on to your factory or factory-style aftermarket downpipe. The Turn Down weighs only 2.35 pounds vs the stock cat-back at 55.20 pounds! If you have a garage to work on your car and a friend to help, this can be installed just for your track day, then swap the stock exhaust back on. Full 3.5 inch, tig-welded, stainless steel construction made in the USA. Slips on to your stock downpipe using the supplied clamp for a snug fit. This will utilize the stock hanger and just reuse the factory nut to install.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2020 Toyota Supra\u003cbr\u003e(GR A90 MKV MK5)\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Bolts to Stock-Style Downpipes\u003cbr\u003e• 3.5 Inch\u003cbr\u003e• Tig Welded Stainless Steel\u003cbr\u003e• Weighs 2.35 Pounds\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMade in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) Turn Down with Clamp (1167)\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eInstall Notes:\u003c\/span\u003e\u003cbr\u003eReuse factory nut for mounting bracket.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-3 Weeks\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to create your piece!\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50563021766998,"sku":"STM-A90-EXTD-35","price":242.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-exhaust-turn-down-2020-supra-a90-mkv-1.jpg?v=1749207878"},{"product_id":"ets-downpipe-for-2020-supra","title":"ETS Downpipe with GESi Cat for 2020 Supra","description":"The ETS Downpipe for the 2020 GR A90 Toyota Supra is a full stainless steel, bolt-on design for use with the stock-style catback at 3.15\" or choose the 4\" option to mate to your ETS Pro Exhaust.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2020 Toyota Supra\u003cbr\u003e(GR A90 MKV MK5)\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eOptions:\u003c\/span\u003e\u003cbr\u003e• For stock exhaust or stock-size aftermarket cat-back exhaust\u003cbr\u003e• For ETS 4\" Pro Exhaust\u003cbr\u003e• GESI Cat\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eDesign Features:\u003c\/span\u003e\u003cbr\u003e• CNC 304 Stainless Steel Turbo Mating Flange\u003cbr\u003e• 4.5\" to 4.0\" or 4.5\" to 3.15\" Design (see the picture below)\u003cbr\u003e• Full Stainless Steel Construction\u003cbr\u003e• TurboFlex coupling featuring an internal stainless steel interlock liner that facilitates smooth flow of high temperature exhaust gases. \u003cbr\u003e• Reinforced mounting bracket designed to last the life of your vehicle\u003cbr\u003e• Fully Tig Welded\u003cbr\u003e• Direct Bolt On Design\u003cbr\u003e• 2.5 pounds lighter than factory downpipe (race downpipe)\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eMore Info from ETS:\u003c\/span\u003e\u003cbr\u003e\u003cem\u003e\"An ETS Pro Series Downpipe should be the first upgrade you purchase for your 2020 Toyota Supra, as the factory downpipe significantly chokes exhaust flow at the end of the downpipe near the catback connection. Our Pro Series upgrade turns your factory 3.15\" downpipe connection into a massive 4.00\" connection, which increases flow area by over 21%.\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003cem\u003eDo you already have an aftermarket exhaust that works with the factory downpipe? Don't worry, we have you covered! We offer a Factory\/Stock Replacement downpipe connection for those that want to run factory or stock replacement aftermarket exhaust systems.\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003cem\u003eDon't settle for a cheap downpipe that will fail down the road. The ETS 2020 Supra Downpipe is built out of the highest quality 304 stainless steel and incorporates a TurboFlex coupling designed specifically for turbocharged applications. Traditional flex sections will fail and\/or collapse under extreme heat.\"\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/collections\/ets-products\" target=\"blank\"\u003e\u003c\/a\u003e","brand":"ETS","offers":[{"title":"fits Stock-Style Exhaust with GESI Cat (900-20-EXH-013)","offer_id":50563029041494,"sku":"ETS-900-20-EXH-013","price":1296.73,"currency_code":"USD","in_stock":true},{"title":"fits ETS 4\" Pro Exhaust with GESI Cat (900-20-EXH-014)","offer_id":50563029074262,"sku":"ETS-900-20-EXH-014","price":1296.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/ets-2020-supra-gr-a90-downpipe-stock-with-cat.jpg?v=1749208067"},{"product_id":"ets-evo-x-downpipe-recirculated","title":"ETS Downpipe Recirculated for Evo X","description":"The ETS Evo X downpipe is a direct replacement for the stock o2 housing and downpipe. Features a recirculated wastegate dump for stock-like sound under wide open throttle. Features a CNC tapered flange that matches the turbine outlet perfectly. Gaskets and hardware are included.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2008-2015 Mitsubishi Evolution X\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Split Wastegate and Exhaust Design\u003cbr\u003e• Factory o2 sensor location\u003cbr\u003e• Wideband Bung with Plug included\u003cbr\u003e• CNC flange matches the turbine housing perfectly for the smoothest flow possible\u003cbr\u003e• Reuse factory studs\u003cbr\u003e• Weights 10 pounds\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) Downpipe\u003cbr\u003e(1) Stud\u003cbr\u003e(1) Nut\u003cbr\u003e(1) Turbine Housing Gasket\u003cbr\u003e(1) Exhaust Gasket\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePlease Note:\u003c\/span\u003e\u003cbr\u003e• Race Only - Not for street use\u003cbr\u003e• Warranty void on wrapped\/coated downpipes\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times:\u003c\/span\u003e\u003cbr\u003eMost ETS products are built to order. Please allow 1-6 weeks for fabrication, machining and\/or anodizing time. California residents, please add 1-2 weeks for delivery.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eDiscounts:\u003c\/span\u003e\u003cbr\u003eWe are sorry, discount codes are not available with ETS products.\u003cbr\u003e\u003cbr\u003e\u003ca style=\"color: #ffffff;\" href=\"https:\/\/stmtuned.com\/collections\/ets-products\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more ETS Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"ETS","offers":[{"title":"Default Title","offer_id":50563386310998,"sku":"ETS-100-10-EXH-001","price":774.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/ets-evo-x-downpipe-recirculated.jpg?v=1749211575"},{"product_id":"stm-exhaust-turn-down-2017-audi-rs3","title":"STM Audi RS3 Exhaust Turn Down","description":"STM offers this replacement exhaust turn-down for the racer who wants every weight advantage at the quarter mile! This piece bolts up to the STM RS3 downpipe and allows you to remove the entire exhaust from there back! This 3.5\" turn-down weighs only 2 pounds with the hardware. When you're chasing records... every ounce counts!\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2017-2019 Audi RS3\u003cbr\u003e• Turn-Down Option for STM Downpipe\u003cbr\u003e• Fits \u003ca style=\"color: #afafaf; text-decoration: underline;\" href=\"https:\/\/stmtuned.com\/products\/stm-2-piece-downpipe-2017-audi-rs3\" target=\"blank\"\u003eSTM RS3 Downpipe\u003c\/a\u003e ONLY\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Mates to STM Downpipe ONLY\u003cbr\u003e• Weighs 2 Pounds with Hardware\u003cbr\u003e• 3.5\" Stainless Steel (88.9mm)\u003cbr\u003e• Gaskets and Hardware Included\u003cbr\u003e• Laser Cut Stainless Flange\u003cbr\u003e• Hand-Fabricated\u003cbr\u003e• Tig Welded \u0026amp; Back Purged\u003cbr\u003e• USA Made!\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eWeight:\u003c\/span\u003e\u003cbr\u003e• 2 Pounds\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) STM Turn Down\u003cbr\u003e(2) M10 x 35 Bolts\u003cbr\u003e(2) M10 Flat Washers\u003cbr\u003e(2) M10 Nuts\u003cbr\u003e(1) 2-Bolt 3.5\" Remflex Gasket\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-2 Weeks\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to create your piece!\u003cbr\u003e\u003cbr\u003e\u003ca style=\"color: #afafaf;\" href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50563577184598,"sku":"STM-RS3-TD","price":209.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-rs3-exhaust-turn-down-1.jpg?v=1749212916"},{"product_id":"stm-2-piece-downpipe-2017-audi-rs3","title":"STM Audi RS3\/TTRS Downpipe","description":"The STM 2-Piece 3.5\" Downpipe is the perfect addition to your RS3 or TTRS! Beautifully crafted in the USA, this stainless steel downpipe features a billet v-band flange to mate perfectly to your factory turbo, full 3.5\" construction then merged into two 2.5\" outlets to mate up to your stock or factory-style cat-back exhaust. \u003cbr\u003e\u003cbr\u003eThree oxygen sensor bungs are included for the factory front and rear sensors as well as an extra bung if you choose to run an aftermarket wideband gauge. Utilizes factory exhaust hangers. This system re-uses your factory Audi v-band turbo to downpipe clamp and cat-back exhaust clamps. Includes a new 3.5\" Remflex graphite gasket along with new hardware to make the two downpipe halves together.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2017+ Audi RS3\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2018+ Audi TTRS\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures \u0026amp; Specs:\u003c\/span\u003e\u003cbr\u003e• Hand-Fabricated\u003cbr\u003e• Tig Welded \u0026amp; Back Purged\u003cbr\u003e• 3.5 inch to two 2.5 inch Stainless Steel (88.9mm to 50.8)\u003cbr\u003e• Billet Stainless Steel V-Band Flange\u003cbr\u003e• Three O2 Bungs\u003cbr\u003e• Mates to Stock Turbo Outlet\u003cbr\u003e• Gaskets \u0026amp; Hardware Included\u003cbr\u003e• Utilizes Factory Exhaust Hangers\u003cbr\u003e• Reuse Factory Audi V-Band Turbo Clamp\u003cbr\u003e• Reuse Factory Audi Cat-Back Exhaust Clamps\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eWeights:\u003c\/span\u003e\u003cbr\u003eSTM Downpipe: 14 pounds\u003cbr\u003eStock Downpipe: 31 pounds\u003cbr\u003eWeight Savings: 17 pounds!\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) Two-Piece Downpipe\u003cbr\u003e(2) M10 x 35 Bolts\u003cbr\u003e(2) M10 Lock Washers\u003cbr\u003e(2) M10 Nuts\u003cbr\u003e(1) 2-Bolt 3.5\" Remflex Gasket\u003cbr\u003e(1) O2 Bung Plug\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMade in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eRace Use Only:\u003c\/span\u003e\u003cbr\u003eThis exhaust component is for track-dedicated race cars only and may not be legal for street use. Please check all your local laws before purchase.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eInstall Notes:\u003c\/span\u003e\u003cbr\u003eYou will have to remove the factory transfer case heat shield.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to assemble your piece!\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50563689775446,"sku":"STM-RS3-DP","price":1429.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-audi-rs3-2017-8v-downpipe-1.jpg?v=1749213657"},{"product_id":"hs03ml8tol-invidia-evo-o2-housing","title":"Invidia O2 Housing for Evo 7\/8\/9 (HS03ML8TOL)","description":"\u003cp\u003eThe Invidia turbo outlet o2 housing for Evo 7\/8\/9 is made of cast steel and will mate to most aftermarket downpipes. Does \u003cstrong\u003eNOT\u003c\/strong\u003e fit with a stock downpipe.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2001-2006 Mitsubishi Evolution VII VIII IX\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eInstall Notes:\u003c\/span\u003e\u003cbr\u003e• You may need to extend your o2 sensor wires\u003cbr\u003e• NOT compatible with the Turbo XS downpipe\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/stmtuned.com\/collections\/invidia-parts\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003c\/a\u003e\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/stmtuned.com\/collections\/invidia-parts\" style=\"color: #afafaf;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more Invidia Parts\u003c\/span\u003e\u003c\/a\u003e\u003c\/div\u003e\u003ca href=\"https:\/\/stmtuned.com\/collections\/invidia-parts\" style=\"color: #afafaf;\"\u003e\n\u003c\/a\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Invidia","offers":[{"title":"Default Title","offer_id":50564420895062,"sku":"INV-HS03ML8TOL","price":326.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/HS03ML8TOL-invidia-evo-o2-housing-1.jpg?v=1749217923"},{"product_id":"stm-recirculated-o2-housing-downpipe-combo-evo-8-9","title":"STM Evo 7\/8\/9 O2 Downpipe Recirculated for OEM-Style Housing","description":"The STM Evo 7\/8\/9 O2 Housing Downpipe combo is the perfect bolt-on addition to your exhaust! Features a recirculated design to route the wastegate back through the exhaust. The all-in-one stainless steel design will eliminate extra hardware and flow smoothly straight through from the turbo utilizing the tapered CNC flange. All gaskets and necessary hardware are included for a clean install.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2001-2006 Mitsubishi Lancer Evolution VII VIII IX\u003cbr\u003e• Fits with OEM or factory-style turbo hotside\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Recirculated \u003cbr\u003e• Hand Fabricated\u003cbr\u003e• Tig-Welded\u003cbr\u003e• Back-Purged\u003cbr\u003e• 3\" Stainless Steel\u003cbr\u003e• CNC Flanges\u003cbr\u003e• Gaskets and Hardware Included\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMade in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) STM Stainless Downpipe\u003cbr\u003e(1) STM Divided Turbo Outlet Gasket (STM-EVO-SSG-DTO)\u003cbr\u003e(1) 3\" 2-Bolt Remflex Gasket\u003cbr\u003e(2) M10 x 35 Bolts\u003cbr\u003e(2) M10 Nuts\u003cbr\u003e(2) M10 Flat Washers\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to assemble your piece!\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50564423188822,"sku":"STM-EVO-O2DP-RC","price":985.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-evo-7-8-9-downpipe-o2-housing-recirculated-stock-turbo-1.jpg?v=1749217932"},{"product_id":"stm-dsm-recirculated-o2-housing","title":"STM 1G\/2G DSM O2 Housing Recirculated","description":"The STM DSM Recirculated O2 Housing bolts to Mitsubishi-style turbos and compatible with the STM 3\" downpipe or 2.5\" 2-bolt flange downpipe in the stock location. Hand fabricated in the USA, tig welded in-house of stainless steel with a mild steel turbo flange to ensure the bolts stay tight for a good seal. New gaskets and hardware are included.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e1990-1999 1G \u0026amp; 2G DSM\u003cbr\u003e(Eclipse GST\/GSX, Talon TSi \u0026amp; Laser Turbo)\u003cbr\u003e• Fits with OEM Mitsubishi-style turbos\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Bolts to Mitsubishi Style Turbos\u003cbr\u003e• Tig-Welded, Back-Purged\u003cbr\u003e• 2.5\" 2-Bolt 3\/8\" Thick Stainless Steel Exhaust Flange\u003cbr\u003e• 1\/2\" Thick Mild Steel Turbo Flange\u003cbr\u003e• Gaskets \u0026amp; Hardware Included\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMade in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) STM O2 Housing\u003cbr\u003e(1) STM Stainless Steel O2 Housing Gasket\u003cbr\u003e(1) Remflex 2.5\" Exhaust Gasket\u003cbr\u003e(2) M10 x 35 Bolts\u003cbr\u003e(2) M10 Flat Washers\u003cbr\u003e(2) M10 Nuts\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to assemble your piece!\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50564798120278,"sku":"STM-DSM-O2-RC","price":421.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-1g-2g-dsm-recirculated-o2-housing-1.jpg?v=1749220180"},{"product_id":"stm-dsm-o2-housing-recirculated-with-38mm-tial-mvs-wastegate","title":"STM 1G\/2G DSM O2 Housing Recirculated with 38mm TiAL MVS","description":"The STM DSM Recirculated O2 Housing is designed around the 38mm TiAL MVS Wastegate with your choice of all 5 colors. Bolts to Mitsubishi-style turbos and compatible with the STM 3\" downpipe or 2.5\" 2-bolt flange downpipe in the stock location. Hand fabricated in the USA, tig welded in-house of stainless steel with a mild steel turbo flange to ensure the bolts stay tight for a good seal. New gaskets and hardware are included.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e1G\/2G DSM\u003cbr\u003e1990-1999 Eclipse GST\/GSX\u003cbr\u003e1990-1998 Talon TSi\u003cbr\u003e1990-1994 Laser RS\u003cbr\u003e• Fits with OEM and Mitsubishi-style turbos\u003cbr\u003e• Fits STM 3\" downpipe or 2.5\" 2-bolt flange downpipe in the stock location\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Tig-Welded, Back-Purged\u003cbr\u003e• 2.5\" 2-Bolt 3\/8\" Thick Stainless Steel Exhaust Flange\u003cbr\u003e• 1\/2\" Thick Mild Steel Turbo Flange\u003cbr\u003e• Gaskets \u0026amp; Hardware Included\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMade in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) TiAL MVS Wastegate\u003cbr\u003e(1) STM O2 Housing Recirculated\u003cbr\u003e(1) STM Stainless Steel O2 Housing Gasket\u003cbr\u003e(1) Remflex 2.5\" Exhaust Gasket\u003cbr\u003e(2) M10 x 35 Bolts\u003cbr\u003e(2) M10 Flat Washers\u003cbr\u003e(2) M10 Nuts\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to assemble your piece! TiAL may affect shipping times.\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Black TiAL MVS","offer_id":50564798185814,"sku":"STM-DSM-O2-WGRC-BK","price":862.04,"currency_code":"USD","in_stock":true},{"title":"Blue TiAL MVS","offer_id":50564798218582,"sku":"STM-DSM-O2-WGRC-BL","price":841.15,"currency_code":"USD","in_stock":true},{"title":"Red TiAL MVS","offer_id":50564798251350,"sku":"STM-DSM-O2-WGRC-RD","price":841.15,"currency_code":"USD","in_stock":true},{"title":"Purple TiAL MVS","offer_id":50564798284118,"sku":"STM-DSM-O2-WGRC-PU","price":841.15,"currency_code":"USD","in_stock":true},{"title":"Silver TiAL MVS","offer_id":50564798316886,"sku":"STM-DSM-O2-WGRC-SI","price":841.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-dsm-o2-housing-recirculated-with-38mm-tial-mvs-wastegate-black.jpg?v=1749220191"},{"product_id":"stm-2g-awd-dsm-downpipe-3in-o2","title":"STM 2G DSM AWD Downpipe for STM O2 Housing","description":"The STM 3\" stainless steel downpipe for the AWD 2G DSM will bolt up to any stock location test pipe\/cat and o2 housing with 3\" 2-bolt flange or slotted 2.5\" flange. This is a perfect match for the STM O2 Housings and Test Pipes. Fully 3\" stainless steel, STM downpipes are tig welded, back purged and made in the USA!\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2G DSM AWD\u003cbr\u003e1995-1999 Eclipse GSX\u003cbr\u003e1995-1998 Talon TSi AWD\u003cbr\u003e• Fits ALL WHEEL DRIVE models only\u003cbr\u003e• Fits both STM 2.5\" and 3\" test pipes (or aftermarket in stock location)\u003cbr\u003e• Confirmed to fit STM O2 housing\u003cbr\u003e• Does not fit stock O2 housing\u003cbr\u003e• Does not fit front wheel drive models\u003cbr\u003e\u003cbr\u003eIf you have a stock o2 housing, please use this downpipe: \u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/products\/stm-2g-awd-dsm-downpipe-stock-o2\" style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\"\u003eSTM 2G DSM AWD Downpipe for Stock O2 Housing\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Tig-Welded, Back-Purged\u003cbr\u003e• 3\" Stainless Steel\u003cbr\u003e• Mandrel Bent\u003cbr\u003e• Gaskets \u0026amp; Hardware Included\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eSTM Products are made in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) STM 3\" Downpipe\u003cbr\u003e(2) 3\" Remflex Gaskets\u003cbr\u003e(4) M10 x 35 Bolts\u003cbr\u003e(4) M10 Flat Washers\u003cbr\u003e(4) M10 Nuts\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to assemble your downpipe!\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50564798447958,"sku":"STM-2GAWD-DP","price":585.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-2g-awd-dsm-stainless-steel-downpipe-1.jpg?v=1749220193"},{"product_id":"ams-evo-x-widemouth-downpipe","title":"AMS Evo X Widemouth Downpipe","description":"The AMS Performance Evo X Widemouth Downpipe is the most power producing and well designed downpipe on the market. Made of 304 cast stainless steel including the flex section and flanges for rock-solid durability.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\" data-mce-style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2008-2015 Evolution X\u003cbr\u003e• Fits all LHD models (left hand drive)\u003cbr\u003e• NOT COMPATIBLE WITH RHD models (right hand drive)\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times:\u003c\/span\u003e\u003cbr\u003eShips from AMS in 1-10 days on average.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• Best flowing design available, completely replaces o2 housing and downpipe\u003cbr\u003e• 100% cast Stainless Steel construction. No mild steel flanges or cheap tubing\u003cbr\u003e• Stainless steel high quality flex section\u003cbr\u003e• 15+ Wheel Horsepower gains over stock\u003cbr\u003e• Bolts up to the factory catalytic converter\u003cbr\u003e• Wideband bung and plug\u003cbr\u003e• Includes ALL gaskets and necessary hardware\u003cbr\u003e• Unrivaled fit and finish\u003cbr\u003e• \u003ca href=\"hhttps:\/\/uploads.cdn.ascendpress.io\/amsperformance\/uploads\/2016\/11\/AMS-Downpipe-Comparison.pdf\" style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\"\u003e AMS vs Competitor (PDF)\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eSpecs:\u003c\/span\u003e\u003cbr\u003e• 304 cast Stainless Steel\u003cbr\u003e• 3” diameter at its smallest point\u003cbr\u003e• 304 stainless steel flex section\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMore from AMS:\u003c\/span\u003e\u003cbr\u003e\u003cem\u003eThe turbine outlet on the stock EVO X turbo is a cast piece with a rather complex geometry. It hugs the back of the turbo pretty tightly and has a small diameter outlet, necking down to around 2.25” before it enters the actual downpipe. The discharge from the turbo’s internal wastegate is introduced right at the point where the exhaust flow exits the turbine and the entire gas flow is then forced to make a tight turn all in a small area.\u003c\/em\u003e\u003cbr\u003e \u003cbr\u003e\u003cem\u003eThis creates a lot of turbulence and if the exhaust gas volume is increased by running other power increasing mods, this juncture is an area where a lot of backpressure will be created. Due to the space constraints, it is real hard to design a low backpressure fabricated tubular part to fit in the area allowed that is actually better than stock.\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003cem\u003e\u003cstrong\u003eRemoving Restrictive Design Constraints Allows For Maximum Power\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cem\u003eBy making the turbine outlet section a casting, we were able to maximize the tight space allowed for your o2 housing and downpipe. By using three dimensions to make a higher volume, straighter path from the turbine housing to the downpipe itself we achieved the best exhaust flow and power increases without sacrifice. This downpipe provides more than enough flow for anything from stock to the biggest upgraded turbos available making it the last one you will ever have to buy!\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003cem\u003e\u003cstrong\u003eBetter Than OEM Quality, Durability And Fitment\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cem\u003eUnlike the competition, our downpipe is completely made of 304 cast stainless steel, including the flex section and flanges, for rock-solid durability. No thin, cheap tubing that can crack over time from engine movement and give you headaches down the road. Precise fitment makes for ease of installation and we provide all of the gaskets and hardware needed. We even incorporated a bung for a wideband gauge with a plug included.\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eDiscounts:\u003c\/span\u003e\u003cbr\u003eWe are sorry, discounts and codes are not available for AMS Products.\u003cbr\u003e\u003cbr\u003e\u003ca style=\"color: #afafaf;\" href=\"https:\/\/stmtuned.com\/collections\/ams-performance-products\" target=\"blank\" data-mce-style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\" data-mce-style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\" data-mce-style=\"font-size: .8em;\"\u003e See more AMS Performance Parts\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"AMS","offers":[{"title":"Default Title","offer_id":50565023826262,"sku":"AMS-AMS.04.05.0001-1","price":631.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/ams-evo-x-widemouth-downpipe-1.jpg?v=1749222371"},{"product_id":"fp-evo-ix-cast-o2-housing-for-stainless-turbine-housings","title":"FP Evo 9 Cast O2 Housing for FP SS Turbine Housing (6009030)","description":"The Forced Performance Cast Evo 9 O2 housing is made specifically for use with the FP Evo 9 Stainless Steel turbine housings. This O2 housing utilizes a 3.55\" V-Band to connect to the SS Turbine Housing and a factory style 2-bolt outlet flange with a true 3\" outlet to connect to the down pipe.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2001-2006 Evolution VII VIII IX\u003cbr\u003e• Fits the FP Evo 9 turbo with stainless housing\u003cbr\u003e• Does NOT fit the Evo 4\/5\/6 models\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eDownpipe Fitment:\u003c\/span\u003e\u003cbr\u003eMost aftermarket down pipes should bolt right up, but if you find yourself with a downpipe that doesn't fit, just pick up the \u003ca style=\"color: #afafaf; text-decoration: underline;\" href=\"https:\/\/stmtuned.com\/products\/fp-downpipe-inlet-flange-evo-8-9\" target=\"blank\"\u003e FP 76mm Downpipe Inlet Flange\u003c\/a\u003e to modify your down pipe to fit properly.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eBlack Ceramic Coating (+$100):\u003c\/span\u003e\u003cbr\u003eThe o2 housing can be coated with a black thermal ceramic coating for additional heat control. If you choose the dump tube, that will NOT be coated.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eDump Tube:\u003c\/span\u003e\u003cbr\u003eAvailable with or without the dump tube. The tube is stainless steel and will NOT be coated if you choose that option - the ceramic does not bond well with the polished stainless steel finish. \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) O2 Housing\u003cbr\u003e(1) V-Band Clamp\u003cbr\u003e(1) Donut Gasket\u003cbr\u003e(1) Optional Dump Tube (6003050)\u003cbr\u003e\u003cbr\u003e \u003ca style=\"color: #ffffff;\" href=\"https:\/\/stmtuned.com\/collections\/fp-forced-performance-products\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more Forced Performance Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"Forced Performance","offers":[{"title":"No Coating \/ No Dump Tube","offer_id":50565231214934,"sku":"FP-6009030","price":410.88,"currency_code":"USD","in_stock":true},{"title":"No Coating \/ Add Dump Tube (+$75)","offer_id":50565231247702,"sku":"FP-6009030-6003050","price":485.88,"currency_code":"USD","in_stock":true},{"title":"Add Coating (+$100) \/ No Dump Tube","offer_id":50565231280470,"sku":"FP-6009030-COAT","price":510.88,"currency_code":"USD","in_stock":true},{"title":"Add Coating (+$100) \/ Add Dump Tube (+$75)","offer_id":50565231313238,"sku":"FP-6009030-6003050-COAT","price":585.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/fp-evo-9-cast-o2-housing-for-stainless-turbo-1.jpg?v=1749224213"},{"product_id":"stm-evo-7-8-9-ss-fp-recirculated-o2-downpipe-for-fp-stainless-turbine-housing","title":"STM Evo 7\/8\/9 Downpipe O2 Recirculated for FP SS Housing","description":"With the release of the Forced Performance Evo IX stainless housings on the Zero, Zephyr, Red, Black and Green turbos came the need for a new o2 housing and downpipe style. The STM SS FP Downpipe is a direct fit to your new stainless housing and will bolt to any standard-placement, 3\" two-bolt flanged cat or test pipe. This is designed for use with the TiAL MVS Wastegate and if you don't already have one, we offer them in the purchase menu.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2001-2006 Mitsubishi Lancer Evolution VII VIII IX\u003cbr\u003e• Fits with FP Evo IX stainless turbine housing\u003cbr\u003e• Fits with TiAL MVS wastegate\u003cbr\u003e\u003cbr\u003eAlso Available: \u003ca style=\"color: #afafaf; text-decoration: underline;\" href=\"https:\/\/stmtuned.com\/products\/stm-evo-7-8-9-ss-fp-o2-downpipe-with-atmosphere-dump-for-fp-stainless-turbine-housing\" target=\"blank\"\u003eWith Atmosphere Dump\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures \u0026amp; Specs:\u003c\/span\u003e\u003cbr\u003e• Hand-Fabricated\u003cbr\u003e• Tig Welded\u003cbr\u003e• Back Purged\u003cbr\u003e• 3\" Stainless Steel\u003cbr\u003e• CNC \u0026amp; V-Band Flanges\u003cbr\u003e• Gaskets \u0026amp; Hardware Included\u003cbr\u003e• Fits with TiAL MVS Wastegate\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMade in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) STM Downpipe\u003cbr\u003e(1) V-Band Clamp (1415C)\u003cbr\u003e(1) 3\" 2-Bolt Remflex Gasket\u003cbr\u003e(2) M10 x 35 Bolts\u003cbr\u003e(2) M10 Nuts\u003cbr\u003e(2) M10 Flat Washers\u003cbr\u003e(Optional) TiAL MVS Wastegate (May affect shipping times)\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to assemble your piece!\u003cbr\u003e\u003cbr\u003e\u003ca style=\"color: #afafaf;\" href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" target=\"blank\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"No Wastegate","offer_id":50565234688342,"sku":"STM-EVO-O2DPFP-RC","price":1016.5,"currency_code":"USD","in_stock":true},{"title":"With Black MVS","offer_id":50565234721110,"sku":"STM-EVO-O2DPFP-RC-MVS-BK","price":1335.5,"currency_code":"USD","in_stock":true},{"title":"With Blue MVS","offer_id":50565234753878,"sku":"STM-EVO-O2DPFP-RC-MVS-BL","price":1335.5,"currency_code":"USD","in_stock":true},{"title":"With Purple MVS","offer_id":50565234786646,"sku":"STM-EVO-O2DPFP-RC-MVS-PU","price":1335.5,"currency_code":"USD","in_stock":true},{"title":"With Red MVS","offer_id":50565234819414,"sku":"STM-EVO-O2DPFP-RC-MVS-RD","price":1335.5,"currency_code":"USD","in_stock":true},{"title":"With Silver MVS","offer_id":50565234852182,"sku":"STM-EVO-O2DPFP-RC-MVS-SI","price":1335.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-evo-7-8-9-downpipe-o2-housing-recirculated-fp-turbo-mvs-blue.jpg?v=1749224253"},{"product_id":"stm-r35-gtr-catted-downpipes","title":"STM R35 GTR GESi EPA Downpipes","description":"The STM stainless steel R35 GTR downpipes are a direct replacement for the stock pipes and weigh 10 pounds less than stock. The STM Downpipes are USA made, tig welded and back-purged stainless steel and utilize GESi GEN2 EPA compliant catalytic converters rated to flow up to 850 HP.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2009-2023 Nissan R35 GT-R\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures \u0026amp; Specs:\u003c\/span\u003e\u003cbr\u003e• 400 Cell GESi Gen 2 G-Sport EPA Converter\u003cbr\u003e• Supports up to 850 HP\u003cbr\u003e\n• Stock Downpipes weigh 23.8 (pair)\u003cbr\u003e\n• STM Downpipes weigh 13.1 (pair)\u003cbr\u003e\n• STM Downpipes saves 10.7 pounds overall\u003cbr\u003e\n• Tig-Welded and Back-Purged\u003cbr\u003e• Stainless Steel\u003cbr\u003e• 3\" Outlets\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePurchase Includes:\u003c\/span\u003e\u003cbr\u003e(2) STM Catted Downpipes\u003cbr\u003e(2) Remflex 3\" Gaskets\u003cbr\u003e(4) M10 x 35 Bolts\u003cbr\u003e(2) M10 x 16 Bolts\u003cbr\u003e(6) M10 Washers\u003cbr\u003e(6) M10 Nuts\u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color: #ffff00;\"\u003eOEM Gaskets are Available Separately:\u003ca style=\"color: #ffff00; text-decoration: underline;\" href=\"https:\/\/stmtuned.com\/products\/nissan-turbo-outlet-gaskets-r35-gtr\"\u003e Turbo Outlet Gaskets\u003c\/a\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color: #ff2a00;\"\u003eSTM Products are made in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e* This does not include the natural life of the converter\u003cbr\u003e* We ship worldwide - please check all your local laws before purchase\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to create your piece!\u003cbr\u003e\u003cbr\u003e\u003ca style=\"color: #afafaf;\" href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50565453480278,"sku":"STM-GTR-CDP","price":2263.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-r35-gtr-gesi-downpipes-1.jpg?v=1749225836"},{"product_id":"stm-evo-x-recirculated-o2-housing-downpipe","title":"STM Evo X Recirculated O2 Housing Downpipe","description":"The STM Evo X recirculated O2 housing downpipe combo is the perfect bolt-on addition to your exhaust! The all-in-one stainless steel design will eliminate extra hardware and flow smoothly straight through from the turbo utilizing the tapered CNC flange. All gaskets and necessary hardware are included for a clean install.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2008-2015 Mitsubishi Evolution X\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eFeatures \u0026amp; Specs:\u003c\/span\u003e\u003cbr\u003e• Recirculated\u003cbr\u003e• Hand Fabricated\u003cbr\u003e• Tig-Welded\u003cbr\u003e• Back-Purged\u003cbr\u003e• Full Stainless Steel\u003cbr\u003e• 3\" 2-Bolt Exhaust Flange\u003cbr\u003e• CNC Flanges\u003cbr\u003e• O2 Bung \u003cbr\u003e• Gaskets and Hardware Included\u003cbr\u003e• Bolts to Factory Cat or Stock-Placement Race Pipe\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eMade in the USA!\u003c\/span\u003e\u003cbr\u003eLifetime Warranty on STM Parts to the original purchaser against manufacturing defects.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(1) STM Downpipe\u003cbr\u003e(1) STM Stainless O2 Housing to Downpipe Gasket\u003cbr\u003e(1) 3\" 2-Bolt Remflex Gasket\u003cbr\u003e(2) M10 x 35 Bolts\u003cbr\u003e(3) M10 Flat Washers\u003cbr\u003e(3) M10 Nuts\u003cbr\u003e(1) M10 x 40 \u003cbr\u003e(1) M10 Lock Washers\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eShipping Times: 1-14 Days\u003c\/span\u003e\u003cbr\u003eHand crafted and welded in New York, please give our fabricators time to assemble your piece!\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePart Numbers:\u003c\/span\u003e\u003cbr\u003e STM-EVOX-02DP-RC, STM-EVOX-O2DP-RC\u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/pages\/stm-parts-catalog\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more STM Products\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"STM Tuned Inc.","offers":[{"title":"Default Title","offer_id":50565549982038,"sku":"STM-EVOX-02DP-RC","price":788.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/stm-evo-x-recirculated-o2-housing-downpipe-1.jpg?v=1749226572"}],"url":"https:\/\/www.speed-addicts.com\/en\/collections\/o2-housing-downpipe.oembed","provider":"Speed Addicts","version":"1.0","type":"link"}