{"product_id":"clutch-masters-fx300-single-disc-clutch-kits-2006-2009-legacy-2004-2021-sti","title":"Clutch Masters FX300 Single Disc Clutch Kit 06-09 Legacy \/ 04-21 STI","description":"\u003ch3\u003eClutch Masters FX300 Single Disc Clutch Kit 06-09 Legacy \/ 04-21 STI | 110% Increased Holding Capacity | Street Performance Clutch Kit\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe Clutch Masters FX300 Single Disc Clutch Kit is engineered for Subaru enthusiasts seeking a robust and reliable upgrade for their 2006-2009 Legacy or 2004-2021 WRX STI. Designed primarily for street use, this clutch kit significantly increases torque capacity by 110% over stock, making it ideal for highly tuned naturally aspirated engines, moderate boost turbo or supercharger setups, and even vehicles running up to 100 horsepower on nitrous oxide. It balances aggressive holding power with manageable pedal effort, providing a confident and positive engagement for spirited driving without sacrificing daily drivability.\u003c\/p\u003e\n\u003cp\u003eBuilt around a heavy-duty Power Plus I pressure plate and a steel-backed segmented Kevlar friction disc, the FX300 system reflects Clutch Masters’ commitment to durability and performance. The segmented Kevlar material is non-abrasive, preventing damage to the flywheel and pressure plate surfaces, while the sprung hub design helps reduce drivetrain shock and vibration. This clutch kit is a proven performer within the Subaru community, known for its longevity and consistent engagement under demanding street conditions.\u003c\/p\u003e\n\u003cp\u003eFor Subaru owners, the FX300 clutch kit offers a meaningful upgrade that supports engine modifications such as camshafts, cylinder head work, and moderate forced induction without the harshness or short lifespan typical of race-oriented clutches. The kit requires a break-in period of at least 500 miles to ensure optimal performance and durability. This clutch strikes a practical balance, enhancing your Subaru’s drivetrain capability while maintaining smooth operation for everyday driving.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis Clutch Masters FX300 Single Disc Clutch Kit is engineered specifically for the 2006-2009 Legacy and 2004-2021 WRX STI platforms and features a heavy-duty Power Plus I pressure plate paired with a steel-backed segmented Kevlar disc. Constructed from durable Kevlar friction material and high-quality steel components, it delivers increased torque holding capacity and long service life for Subaru enthusiasts seeking enhanced street performance and reliability.\u003c\/p\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Clutch Masters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e FX300 Single Disc Clutch Kit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 15017-HDTZ\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e 2006-2009 Legacy \/ 2004-2021 WRX STI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel-backed segmented Kevlar friction disc, heavy-duty pressure plate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Natural metal finish with durable friction surfaces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Precision engineered with heavy-duty sprung hub and Marcel spring wafer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTorque Capacity:\u003c\/strong\u003e Approximately 110% increase over OEM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngagement:\u003c\/strong\u003e Street-friendly with slightly increased pedal pressure\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBreak-in Period:\u003c\/strong\u003e Minimum 500 miles required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Handles increased torque from moderate boost and engine modifications without slipping\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Kevlar friction material offers long life and resists scoring on flywheel and pressure plate surfaces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngagement:\u003c\/strong\u003e Positive and smooth clutch engagement with only a slight increase in pedal effort for street comfort\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Direct replacement for specified Legacy and WRX STI models ensuring OEM-level compatibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Heavy-duty pressure plate and sprung hub reduce drivetrain shock and improve clutch life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue:\u003c\/strong\u003e Proven track record as a successful single disc option for street enthusiasts with tuned Subarus\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Clutch Masters FX300 Single Disc Clutch Kit\u003c\/li\u003e\n  \u003cli\u003ePower Plus I Heavy-Duty Pressure Plate\u003c\/li\u003e\n  \u003cli\u003eSteel-backed segmented Kevlar friction disc\u003c\/li\u003e\n  \u003cli\u003eHeavy-duty sprung hub (when applicable)\u003c\/li\u003e\n  \u003cli\u003eMarcel spring wafer\u003c\/li\u003e\n  \u003cli\u003eOEM or better release bearing\u003c\/li\u003e\n  \u003cli\u003ePilot bearing (when applicable)\u003c\/li\u003e\n  \u003cli\u003eAlignment tool\u003c\/li\u003e\n  \u003cli\u003eInstruction card\u003c\/li\u003e\n  \u003cli\u003eDecals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp\u003eInstallation of the FX300 clutch kit requires moderate mechanical skill and standard clutch replacement tools. While the kit is a direct fit for the specified Legacy and WRX STI models, professional installation is recommended to ensure proper clutch alignment and break-in procedures. The clutch requires a minimum 500-mile break-in period to achieve optimal performance and longevity. No major modifications are necessary, but verify compatibility with your specific year and trim level before purchase. Tuning is not required for the clutch itself, but ensure your engine management supports your power modifications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Installation:\u003c\/strong\u003e Recommended\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModifications Required:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm fitment for your specific year and trim level\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eShop with confidence at Subimods—your Subaru parts specialists.\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":47131501068463,"sku":"15017-HDTZ","price":807.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/M198789410.png?v=1782934939","url":"https:\/\/subimods.com\/products\/clutch-masters-fx300-single-disc-clutch-kits-2006-2009-legacy-2004-2021-sti","provider":"Subimods.com","version":"1.0","type":"link"}