{"product_id":"clutch-masters-04-08-subaru-wrx-sti-2-5l-eng-6-spd-aluminum-flywheel","title":"Clutch Masters 04-08 Subaru WRX Sti 2.5L Eng. 6-Spd Aluminum Flywheel","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eFW-721-AL\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eClutch Masters 04-08 Subaru WRX STI 2.5L 6-Spd Aluminum Flywheel\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eUpgrade your Subaru WRX STI with the Clutch Masters FW-721-AL aluminum flywheel, designed for 2004-2008 models with 2.5L engine and 6-speed transmission. This lightweight component drops rotational mass from stock 22.2 lbs to 11.4 lbs, delivering faster engine response, quicker acceleration, and precise shifts during aggressive driving. Perfect for street, track, or rally applications where every ounce counts.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Aluminum Build:\u003c\/strong\u003e Reduces mass by nearly 50% versus OEM steel flywheel for immediate throttle response and reduced drivetrain stress\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSFI 1.2 Certification:\u003c\/strong\u003e Meets strict safety standards for high-RPM racing with proven durability under extreme heat and abuse\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectron Beam Welded Ring Gear:\u003c\/strong\u003e Heat-treated steel gear ensures long-lasting tooth engagement and resists wear in high-torque setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Anodized Finish:\u003c\/strong\u003e Corrosion-resistant coating maintains appearance and dissipates heat effectively during hard use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Balanced:\u003c\/strong\u003e Factory-balanced to OEM specs to eliminate vibrations and support compatibility with stock or performance clutches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThis is a special order item, allow 3-5 business days for processing\u003c\/li\u003e\n\u003cli\u003ePair with Clutch Masters clutch kits for best results in high-horsepower builds\u003c\/li\u003e\n\u003cli\u003eShips in secure foam-lined box measuring 14\" x 14\" x 6\" with 13 lb shipping weight\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\u003eRequires Subaru-specific pilot bearing and throwout bearing for proper operation\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM and aftermarket clutch assemblies, no flywheel resurfacing needed\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\u003e2004-2014\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\u003e2007,2011-2014\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\u003e2007-2009\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eLegacy\u003c\/td\u003e\n\u003ctd\u003eGT spec.B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2017\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eLaunch Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2017\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2016\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eSeries.HyperBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Clutch Masters?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBacked by decades of racing wins in drag, road, and rally series\u003c\/li\u003e\n\u003cli\u003eUses aerospace-grade aluminum and steel for reliable high-heat performance\u003c\/li\u003e\n\u003cli\u003eEngineered and balanced in Southern California for exact OEM fitment\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 Does this flywheel fit 2004-2008 WRX STI 6-speed only?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, FW-721-AL is direct fit for 2004-2008 Subaru Impreza WRX STI 2.5L with 6-speed manual, plus select later STI models listed in fitment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is the flywheel made from?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e 6061-T6 aircraft aluminum body with heat-treated steel ring gear, black anodized for heat and corrosion resistance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and installation details?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Limited lifetime warranty against defects. Install requires torque specs per Subaru service manual, professional shop advised for alignment\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, free over $99\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 Foam-lined box, 14 x 14 x 6 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 11.4 lbs product, 13 lbs shipped\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":41006446772303,"sku":"CLMFW-721-AL","price":462.83,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/products\/clutch-masters-04-08-subaru-wrx-sti-2_5l-eng_-6-spd-aluminum-flywheel-clutch-masters.jpg?v=1773129351","url":"https:\/\/www.blackopsautoworks.com\/products\/clutch-masters-04-08-subaru-wrx-sti-2-5l-eng-6-spd-aluminum-flywheel","provider":"Black Ops Auto Works","version":"1.0","type":"link"}