• Action Clutch Stage 2 Clutch Kit (1SC) for Subaru WRX STI 2004-2021 2.5L DOHC (EJ257) Turbo AWD (ACR-1803)
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Action Clutch Stage 2 Clutch Kit | Subaru WRX STI (ACR-1803) (SPF1803)

Action Clutch Stage 2 Clutch Kit | Subaru WRX STI (ACR-1803) (SPF1803)

ACR-1803

In stock

$650.47 USD
$671.37 USD $650.47 USD
kADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The Action Clutch Stage 2 Clutch Kit for the Subaru WRX STI (ACR-1803) is a high-performance clutch system designed to enhance drivetrain capacity while maintaining OEM-like driving characteristics. Featuring a Steel Back Kevlar¨ Clutch System, this kit provides a 70% increase in holding capacity, making it suitable for spirited driving and moderate upgrades. The clutch delivers a significant boost in clamping force, ensuring reliable power transfer under demanding conditions. Despite the increased capacity, it retains a smooth and linear engagement with a light pedal feel, thanks to its sprung design and heavy-duty single diaphragm pressure plate. The Kevlar material offers high heat resistance and exceptional wear life, making it a durable choice for daily drivers and enthusiasts alike.

Designed specifically for the Subaru WRX STI models, this Stage 2 clutch kit fits vehicles equipped with the appropriate engine and chassis configurations. It is intended for use in street-driven applications where increased performance and durability are desired without sacrificing drivability. The kit is a direct replacement for the stock clutch, simplifying installation and ensuring compatibility. It includes all necessary components for a complete upgrade, providing a reliable solution for those seeking improved holding capacity and longevity. Ideal for moderate performance upgrades, daily driving, and track use, this clutch kit enhances overall clutch performance while preserving the vehicle's OEM driving feel.

Overview

Action Clutch Clutch Kit

Fitment: Subaru WRX STI

Part #: ACR-1803

Overview

The Action Clutch Stage 2 Clutch Kit for Subaru WRX STI is designed to deliver enhanced performance and durability for enthusiasts seeking a reliable upgrade. This kit features a high-quality Kevlar sprung clutch system that significantly increases holding capacity while maintaining smooth, OEM-like driving characteristics. Ideal for spirited driving, track days, or increased power applications, this clutch helps improve response and heat resistance, ensuring consistent performance under demanding conditions. Its design emphasizes a balance between increased clamping force and ease of engagement, making it suitable for daily driving and aggressive driving alike.

Key Features

This clutch kit is engineered with premium materials and a focus on durability and performance. Key features include:
  • Steel-backed Kevlar¨ clutch disc for high heat resistance and long wear life
  • 70% increase in holding capacity to support higher torque loads
  • Light pedal feel with smooth, linear engagement for comfortable driving
  • Heavy-duty single diaphragm pressure plate for reliable clamping force
  • Designed to retain OEM-like drivability while supporting increased power
  • Enhanced heat dissipation to prevent clutch fade during aggressive use
  • Built for durability and consistent performance over extended use

Construction & Design

The clutch features a steel-backed Kevlar¨ friction material, which provides excellent heat resistance and longevity. The design incorporates a sprung hub to absorb torsional vibrations, resulting in smoother engagement and reduced driveline shock. The robust pressure plate ensures consistent clamping force, supporting higher torque outputs without sacrificing pedal feel.

Driving Feel & Feedback

This Stage 2 clutch kit offers a noticeable increase in holding capacity while maintaining a light pedal feel and smooth engagement. Drivers will experience improved response during acceleration and confident engagement during high-stress driving scenarios. The clutch is designed to provide a predictable and engaging driving experience, making it suitable for both daily use and performance applications.

Installation & Fitment

Installation should be performed by a qualified technician familiar with Subaru WRX STI models. Proper alignment and torque specifications are essential for optimal performance and longevity. Fitment details should be verified against the vehicle's specific year and configuration to ensure compatibility.

What’s Included

The kit includes the clutch disc, pressure plate, release bearing, and necessary hardware for installation, providing a complete upgrade solution for your vehicle.
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