{"product_id":"clutch-masters-fx350-single-disc-clutch-kits-2018-2021-wrx","title":"Clutch Masters FX350 Single Disc Clutch Kit 18-21 WRX","description":"\u003ch3\u003eClutch Masters FX350 Single Disc Clutch Kit 18-21 WRX | 110% Holding Capacity Increase | Street\/Race Clutch Kit\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe Clutch Masters FX350 Single Disc Clutch Kit is engineered specifically for the 2018-2021 Subaru WRX, delivering a substantial 110% increase in holding capacity over stock clutches. Designed for enthusiasts who demand a balance between street drivability and track-ready performance, this clutch kit offers a lighter rotating mass and a consistent pedal feel that supports faster, more precise shifts. Whether you’re daily driving or pushing your WRX on the weekend track, the FX350 provides the durability and engagement needed for highly tuned naturally aspirated or medium-boost turbocharged setups.\u003c\/p\u003e\n\u003cp\u003eBuilt around Clutch Masters’ Short Shift (SS) series billet aluminum clutch cover, this kit benefits from decades of engineering experience, including insights gained from their twin disc systems. The design philosophy focuses on maintaining an OE-style clutch cover fitment while enhancing clamping force and pedal feel. The heavier diaphragm spring and modified pivot point deliver a pedal effort that is only slightly heavier than stock, ensuring the clutch remains street-friendly without sacrificing performance.\u003c\/p\u003e\n\u003cp\u003eFor Subaru WRX owners, the FX350 clutch kit translates to improved power handling for cars with cylinder head modifications, cams, or moderate forced induction, including setups with up to 100 horsepower of nitrous oxide. The Fiber-Tough friction material bridges the gap between longevity and aggressive engagement, making it ideal for those who want a clutch that performs reliably under spirited driving conditions without excessive chatter or harshness.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis Clutch Masters FX350 Single Disc Clutch Kit is engineered for Subaru WRX platforms from 2018 to 2021 and features a billet aluminum Short Shift clutch cover with Fiber-Tough friction material. Constructed from high-quality steel and aluminum components, it delivers increased clamping force and reduced rotating mass for enthusiasts seeking enhanced street and track performance.\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 FX350 Single Disc Clutch Kit 18-21 WRX\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 15915-HDFF\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e 2018-2021 Subaru WRX\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Billet Aluminum Cover, Steel Pressure Plate, Fiber-Tough Friction Disc\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Natural Aluminum and Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC Machined Billet Cover, Heavy-Duty Pressure Plate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Not Specified\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Gains:\u003c\/strong\u003e Supports up to +100 HP Nitrous or Medium-Boost Turbo\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTuning Required:\u003c\/strong\u003e Recommended for optimal performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngagement:\u003c\/strong\u003e Slightly Aggressive with Some Chatter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClutch Cover Type:\u003c\/strong\u003e Short Shift Billet Aluminum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisc Material:\u003c\/strong\u003e Fiber-Tough Segmented Friction\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits OE Style Single Disc Flywheels\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 110% increase in holding capacity for enhanced power handling on tuned WRX engines\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Fiber-Tough friction material balances longevity with aggressive engagement for street and track use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePedal Feel:\u003c\/strong\u003e Modified pivot point and heavier diaphragm provide consistent, slightly heavier pedal effort without fatigue\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Designed to fit OE style single disc flywheels and factory hydraulic systems for straightforward installation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight Savings:\u003c\/strong\u003e 10% lighter than OEM stamped steel cover, reducing rotating mass for quicker engine response\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShift Quality:\u003c\/strong\u003e Shorter, faster, and more precise shifts improve driving experience on both street and track\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Clutch Masters FX350 Single Disc Clutch Kit\u003c\/li\u003e\n  \u003cli\u003eShort Shift Billet Aluminum Clutch Cover\u003c\/li\u003e\n  \u003cli\u003eFiber-Tough Segmented Friction Disc\u003c\/li\u003e\n  \u003cli\u003eHeavy-Duty Sprung Hub (if applicable)\u003c\/li\u003e\n  \u003cli\u003eOEM or Better Release Bearing\u003c\/li\u003e\n  \u003cli\u003ePilot Bearing (if 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 FX350 clutch kit requires moderate mechanical skill and is best performed by a professional or an experienced enthusiast. The kit is designed to work with factory hydraulic systems, though Clutch Masters recommends upgrading to their internal hydraulic release bearing and master cylinder for optimal clutch feel and performance. No major modifications are necessary as the kit fits OE style single disc flywheels. Proper break-in procedures and tuning adjustments are advised to maximize clutch life and engagement quality.\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; compatible with stock flywheel and hydraulics\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm fitment for your specific WRX model year and trim\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":47131503689903,"sku":"15915-HDFF","price":786.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/M198793104.jpg?v=1782934969","url":"https:\/\/subimods.com\/products\/clutch-masters-fx350-single-disc-clutch-kits-2018-2021-wrx","provider":"Subimods.com","version":"1.0","type":"link"}