{"product_id":"manley-00-03-subaru-wrx-ej20-04-sti-intake-36mm-stainless-race-flo-valves","title":"Manley 00-03 Subaru WRX (EJ20) \/ 04 STi Intake 36mm Stainless Race Flo Valves","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e11138-8\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 807298051024\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eManley 00-03 Subaru WRX (EJ20) \/ 04 STi Intake 36mm Stainless Race Flo Valves\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eManley Race Series intake valves deliver race-proven durability for Subaru EJ20 and EJ25 turbo engines in 00-03 WRX and 04 STI applications. These 36mm stainless valves fit a wide range of 2002-2012 Impreza WRX and STI models plus 2005-2006 Saab 9-2X Aero. Designed for bracket drag oval track use they handle extreme conditions up to 8000 RPM with enhanced airflow from Race-Flo technology.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e36mm Head Diameter:\u003c\/strong\u003e Matches OEM specs for direct fit while increasing intake flow by up to 15% in high-RPM turbo setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless Steel Construction:\u003c\/strong\u003e 21-4N forged stainless resists heat fatigue and corrosion in turbocharged EJ engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace-Flo Undercut Design:\u003c\/strong\u003e Proprietary underhead geometry reduces shrouding for maximum cylinder filling and power gains\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Tuftride\/Nitrided Stems:\u003c\/strong\u003e 7.85mm stems with +\/- 0.0005-inch tolerance ensure perfect guide fit and low friction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet of 8 Intake Valves:\u003c\/strong\u003e Complete kit with 5.465-inch length covers both banks for full engine refresh\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEngineered exclusively for racing applications under 8000 RPM\u003c\/li\u003e\n\u003cli\u003eInspect valve guides and seats prior to installation for best results\u003c\/li\u003e\n\u003cli\u003eShips in protective Manley packaging to prevent damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eValve lash set to 0.008-0.010 inch intake for EJ20\/EJ25 turbo\u003c\/li\u003e\n\u003cli\u003eCompatible with stock or aftermarket valve springs up to 100 lbs seat pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2006\u003c\/td\u003e\n\u003ctd\u003eSaab\u003c\/td\u003e\n\u003ctd\u003e9-2X\u003c\/td\u003e\n\u003ctd\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2002-2012\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006-2007,2010-2012\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2012\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2012\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007,2011-2012\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2010\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX STI Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006-2007\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Manley?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDecades of dominance in NHRA IHRA and SCCA racing valvetrain components\u003c\/li\u003e\n\u003cli\u003eEvery valve exceeds AMS 5630 aircraft spec for strength and fatigue resistance\u003c\/li\u003e\n\u003cli\u003eCNC machined in USA with flow bench tested designs for real-world gains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will these fit my 2004-2007 Subaru STI EJ255?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes 36mm intake valves are direct replacement for 04 STI and 02-12 WRX\/STI turbo models with EJ20\/EJ25 heads\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material are the stems and tips made from?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Forged 21-4N stainless with Tuftride P2I surface treatment on stems for wear resistance and tip hardness over 50 Rockwell C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the Manley warranty on these valves?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Limited lifetime warranty against manufacturing defects when installed by certified engine builder\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or FedEx\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Manley valve box 12in x 6in x 2in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.2 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":41147011170383,"sku":"MAN11138-8","price":211.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/products\/manley-00-03-subaru-wrx-ej20-04-sti-intake-36mm-stainless-race-flo-valves-manley-performance.jpg?v=1772547426","url":"https:\/\/www.blackopsautoworks.com\/products\/manley-00-03-subaru-wrx-ej20-04-sti-intake-36mm-stainless-race-flo-valves","provider":"Black Ops Auto Works","version":"1.0","type":"link"}