Clutch Masters FX350 Single Disc Clutch Kit 06-14 WRX / 07-12 Legacy | 110% Holding Capacity | Street/Race Clutch Kit
Overview
The Clutch Masters FX350 Single Disc Clutch Kit is engineered for Subaru WRX (2006-2014) and Legacy (2007-2012) models, designed to deliver a significant increase in holding capacity for serious street and occasional track use. This kit is ideal for enthusiasts running highly tuned naturally aspirated engines with cylinder head upgrades, medium-boost turbo or supercharger setups, or up to 100 horsepower on nitrous oxide. It strikes a balance between durability and aggressive engagement, offering a clutch solution that supports enhanced performance without sacrificing drivability.
Built around the Power Plus I heavy-duty pressure plate and Fiber-Tough friction material, the FX350 system reflects Clutch Masters’ commitment to quality and innovation. The design incorporates a segmented fiber-tough disc with a steel backing and a heavy-duty sprung hub, engineered to handle increased torque loads while maintaining smooth operation. This clutch kit is a step up from the FX300, providing a more assertive engagement and some chatter, which is typical for performance-oriented clutches but manageable for experienced drivers.
For Subaru owners, this clutch kit delivers real-world benefits by improving holding capacity by 110% over stock, enabling the vehicle to handle aggressive tuning and power upgrades reliably. Whether you’re pushing your WRX or Legacy on the street or track, the FX350 offers enhanced durability and engagement that complements Subaru’s performance heritage. Proper installation and break-in procedures are essential to maximize the lifespan and performance of this clutch system.
Features & Specifications
This Clutch Masters FX350 Single Disc Clutch Kit is engineered for Subaru WRX and Legacy platforms and features a heavy-duty Power Plus I pressure plate with Fiber-Tough friction material. Constructed from high-quality steel and fiber composites, it delivers increased holding capacity and aggressive engagement for Subaru enthusiasts seeking a durable street and race clutch solution.
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Brand: Clutch Masters
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Product: FX350 Single Disc Clutch Kit
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Part Number: 15021-HDFF
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Fitment: 2006-2014 Subaru WRX, 2007-2012 Subaru Legacy
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Material: Steel pressure plate, Fiber-Tough friction disc
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Finish: OEM-quality coating
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Construction: Heavy-duty segmented fiber-tough disc with steel backing, sprung hub
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Origin: Not specified
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Power Gains: Supports up to 110% increase in holding capacity
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Engagement: Slightly aggressive with some chatter
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Tuning Required: Recommended for tuned or boosted applications
Key Benefits
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Performance: Handles increased torque from medium-boost turbo, supercharger, or nitrous setups up to 100hp reliably
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Durability: Fiber-Tough friction material extends clutch life beyond OEM under proper use
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Engagement: Slightly aggressive engagement improves driver feedback and control without excessive harshness
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Fitment: Direct fit for 06-14 WRX and 07-12 Legacy models, ensuring OEM-level compatibility
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Quality: Heavy-duty pressure plate and sprung hub design reduce shock loads and improve longevity
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Value: Balances street drivability with weekend track capability for versatile Subaru use
What's Included
- 1× Clutch Masters FX350 Single Disc Clutch Kit
- Power Plus I heavy-duty pressure plate
- Steel-backed segmented Fiber-Tough friction disc with sprung hub
- OEM or better release bearing
- Pilot bearing (when applicable)
- Alignment tool
- Instruction card
- Clutch Masters decals
Installation & Compatibility
Installation of the FX350 clutch kit requires moderate mechanical skill and standard clutch service tools. Professional installation is recommended to ensure proper alignment and break-in procedures, which are critical for maximizing clutch life and performance. No major modifications are necessary for fitment on specified WRX and Legacy models, but verify compatibility with your specific year and trim. Tuning is recommended for vehicles with power upgrades to optimize drivability and clutch engagement.
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Professional Installation: Recommended
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Modifications Required: None
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Verify Compatibility: Confirm fitment for your specific year and trim level
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