{"product_id":"manley-exhaust-valves-extreme-duty-for-02-05-wrx-04-sti-set-of-8","title":"Manley Exhaust Valves Extreme Duty for 02-05 WRX \/ 04+ STi (Set of 8)","description":"Manley Extreme Duty exhaust valves are available in different sizes and listed by head diameter. Exhaust valves are sold as a set of 8. Fits 2002-2005 EJ205 Subaru WRX and 2004-2021 EJ257 Subaru STi. These valves are not compatible with the 2006+ WRX.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003eEJ205 \/ EJ257\u003cbr\u003e• 2002-2005 Subaru WRX\u003cbr\u003e• 2004-2021 Subaru STi\u003cbr\u003e(* Not for 2006+ WRX models *)\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003ePurchase Includes:\u003c\/span\u003e\u003cbr\u003e• Set of 8 Valves\u003cbr\u003e• Select Head Diameter Valve Size\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eManley Extreme Duty Valves:\u003c\/span\u003e\u003cbr\u003eMade from a XH-432 Xtreme alloy, Manley Extreme Duty series performance steel valves are a great choice for supercharged, alcohol-burning, or high-revving engines. These engines generate a lot of heat and require special valves that can handle that kind of punishment. All valves are made from the best stainless steel available, with chrome stems and hardened valve tips. Extreme Duty series valves are swirl-polished and fully machined and available with either undercut heads or straight stems. \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eInstall Note:\u003c\/span\u003e\u003cbr\u003eManley strongly recommends that customers check their valve guide size in order to achieve the proper valve stem to guide clearance. Guides may need to be honed when replacing stock factory valves.\u003cbr\u003e\u003cbr\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"0\" border=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr bgcolor=\"000000\"\u003e\n\u003ctd colspan=\"9\" style=\"color: #ff0000;\"\u003eExhaust Valve Specs:\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bgcolor=\"2d2d2d\"\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eStem Diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eInstalled Height\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eO\/A Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eTip Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eUnderhead Angle Radius\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eMargin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eSeat Width\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eTop of Head\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bgcolor=\"404040\"\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003e5.96mm\/.2345\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eStock\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003e104.75mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003e3.5mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003e25° x 11\/32\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003e.060\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003e.100\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003e20° Dish\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ca href=\"https:\/\/stmtuned.com\/collections\/manley-products\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more Manley Parts\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"Manley","offers":[{"title":"(11137-8) 32mm\/Standard","offer_id":50563135832406,"sku":"MAN-11137-8","price":572.33,"currency_code":"EUR","in_stock":true},{"title":"(11139-8) 33mm\/+1mm","offer_id":50563135865174,"sku":"MAN-11139-8","price":572.33,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/subaru-wrx-sti-EJ205-EJ257-manley-valves_fd86f573-bc69-4590-a216-71a1353d323a.jpg?v=1749209534","url":"https:\/\/www.speed-addicts.com\/en\/products\/manley-exhaust-valves-extreme-duty-for-02-05-wrx-04-sti-set-of-8","provider":"Speed Addicts","version":"1.0","type":"link"}