Action Clutch Stage 4 Clutch Kit

2006–2014 Subaru WRX 2.5L DOHC EJ255 Turbo AWD

Part #: ACR-1812

Overview

The Action Clutch Stage 4 Metallic Rigid Clutch Kit is designed for Subaru WRX enthusiasts seeking enhanced performance and durability. Built to withstand aggressive driving conditions, this clutch kit delivers rapid engagement, increased holding capacity, and reliable heat dissipation. Whether you're pushing your vehicle on the street or at the track, this clutch provides the confidence and control needed for spirited driving.

Ideal for high-performance applications, the Stage 4 clutch is perfect for those who demand more from their Subaru WRX. It offers a significant increase in torque capacity while maintaining a pedal feel that remains manageable for daily driving. The aggressive engagement ensures quick throttle response, making it suitable for both street and performance use.

Key Features

The Action Clutch Stage 4 Clutch Kit incorporates advanced materials and engineering to optimize performance and longevity. Key features include:

• Single diaphragm *RIGID* ceramic pressure plate for superior holding capacity and durability under high heat conditions.
• 170% increase in holding capacity compared to stock clutch systems, supporting increased power levels and torque.
• Light pedal feel with aggressive engagement, providing a responsive driving experience without excessive pedal effort.
• Heavy-duty reinforced drive straps on the pressure plate enhance durability and resistance to fatigue during aggressive driving.
• Lightweight unsprung hub design ensures rapid engagement and minimal rotational mass, improving throttle response.
• High-quality ceramic friction material offers excellent heat dissipation and wear resistance, extending clutch life even under demanding conditions.

Construction & Design

This clutch kit features a single diaphragm pressure plate constructed from high-grade steel and ceramic materials, ensuring strength and heat resistance. The reinforced drive straps add structural integrity, preventing deformation during high-stress use. The ceramic friction disc is engineered for rapid heat dissipation, reducing the risk of fade during aggressive driving or track sessions. The lightweight unsprung hub design minimizes rotational inertia, contributing to quicker throttle response and smoother engagement.

Installation & Fitment

This clutch kit is a bolt-on upgrade designed specifically for the 2006–2014 Subaru WRX with a 2.5L DOHC EJ255 turbocharged engine and AWD drivetrain. Installation requires basic mechanical skills; however, professional installation is recommended to ensure proper alignment and adjustment. No cutting, drilling, or modifications are typically necessary, but it is advisable to inspect the flywheel surface and replace the release bearing if needed.

• Direct replacement for factory clutch components.
• Compatible with stock or upgraded flywheels.
• Requires standard tools and clutch alignment tools for installation.

What's Included

• Stage 4 metallic rigid ceramic clutch disc
• Heavy-duty reinforced pressure plate
• Release bearing
• Alignment tool
• Installation instructions

Ideal For

• Subaru WRX owners seeking increased torque capacity and aggressive engagement
• Performance enthusiasts building high-horsepower turbocharged setups
• Track day and spirited street drivers demanding durability and reliability