Clutch Masters FX350 Single Disc Clutch Kit 15-17 WRX | 110% Holding Capacity Increase | Street/Race Clutch Kit
Overview
The Clutch Masters FX350 Single Disc Clutch Kit is engineered for Subaru WRX models from 2015 to 2017, delivering a significant 110% increase in holding capacity over stock clutches. Designed for serious street enthusiasts who also enjoy occasional track days, this clutch kit balances aggressive engagement with reliable durability. It is ideal for highly tuned normally aspirated engines with cylinder head modifications, medium-boost turbo or supercharger setups, and even supports up to 100 horsepower of nitrous oxide injection.
Built around the Power Plus I heavy-duty pressure plate and Fiber-Tough friction material, the FX350 system represents a thoughtful engineering approach that closes the gap between drivability and longevity. The segmented Fiber-Tough disc with a steel backing and heavy-duty sprung hub ensures consistent performance under demanding conditions. Clutch Masters’ focus on quality materials and precise construction makes this kit stand out as a robust upgrade for Subaru owners seeking enhanced clutch performance without sacrificing street manners.
For Subaru WRX owners, this clutch kit means improved torque capacity and more confident power delivery during spirited driving or track use. While the engagement is slightly more aggressive than the FX300, it remains manageable for daily driving, with some expected chatter. This configuration supports the Subaru enthusiast’s goal of maximizing power potential while maintaining reliable clutch operation across varied driving scenarios.
Features & Specifications
This Clutch Masters FX350 Single Disc Clutch Kit is engineered for Subaru WRX 2015-2017 models and features a heavy-duty Power Plus I pressure plate with Fiber-Tough friction material. Constructed from steel-backed segmented discs and durable organic/Kevlar composites, it delivers increased holding capacity and aggressive engagement for enthusiasts seeking street and occasional track performance.
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Brand: Clutch Masters
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Product: FX350 Single Disc Clutch Kit
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Part Number: 15020-HDFF
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Fitment: 2015-2017 Subaru WRX
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Material: Steel-backed segmented Fiber-Tough friction disc
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Finish: Natural metal finish with organic/Kevlar friction surface
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Construction: Heavy-duty pressure plate with sprung hub and Marcel springs
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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 highly tuned engines
Key Benefits
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Performance: Handles increased torque from medium-boost turbo, supercharger, or nitrous setups up to 100hp
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Durability: Fiber-Tough friction material extends clutch life beyond OEM standards under proper use
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Engagement: Provides a more aggressive yet streetable engagement for enhanced driver feedback
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Fitment: Designed specifically for 2015-2017 Subaru WRX ensuring precise compatibility
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Quality: Includes OEM or better release and pilot bearings, alignment tool, and detailed instructions
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Value: Balances street drivability with weekend track capability without compromise
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
- Heavy-Duty Sprung Hub with Marcel Springs
- OEM or Better Release Bearing
- Pilot Bearing (when applicable)
- Alignment Tool
- Instruction Card
- Clutch Masters Decals
Installation & Compatibility
Installation of the FX350 clutch kit is moderately complex and generally recommended for experienced DIYers or professional mechanics familiar with Subaru drivetrains. Proper tools for clutch alignment and transmission removal are necessary. Following the included break-in procedure is critical to maximize clutch life and performance. This clutch kit is compatible with 2015-2017 Subaru WRX models and supports engines with moderate to high tuning levels. Tuning adjustments may be required to optimize drivability and engagement characteristics after installation.
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Professional Installation: Recommended
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Modifications Required: None, but tuning recommended for highly modified engines
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Verify Compatibility: Confirm fitment for your specific WRX model year and transmission type
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