ACT Heavy Duty / Race Sprung 4-Pad Clutch Kit for the 2002-2005 Subaru WRX EJ20
The ACT Heavy Duty / Race Sprung 4-Pad Clutch Kit for the 2002-2005 Subaru WRX EJ20 platform is designed around this generation’s smaller disc diameter and EJ20 engine characteristics. The ACT Heavy Duty pressure plate delivers heavy duty clamp load, more than oem while the 4-pad spring-centered race disc provides the engagement feel appropriate for the stated use case: performance street/track, spring-center compliance preferred.
DETAILS
- Pressure plate: ACT Heavy Duty
- Clutch disc: 4-pad spring-centered race disc with ceramic friction
- Clamp load: Heavy Duty clamp load, more than OEM
- Use case: performance street/track, spring-center compliance preferred
- Fitment: 2002-2005 Subaru WRX EJ20
Ceramic 4-pad disc with spring-center hub. Damps vibrations while providing ceramic heat performance in the lighter 4-pad configuration.
The ACT clutch lineup for the EJ20 WRX covers every use case from daily-driven street build to dedicated competition car. Each kit uses application-specific sizing correct for the EJ20’s disc diameter, which differs from the later EJ25-based platforms.
What’s in the Box
- ACT pressure plate
- ACT clutch disc
- Hardware and alignment tool
- Installation instructions
Why Choose ACT
Advanced Clutch Technology has been manufacturing performance clutch systems in the United States since 1993. Every ACT pressure plate uses a proprietary diaphragm design that increases clamp load and reduces deflection compared to OEM units, and every diaphragm goes through a four-stage heat-treating process before it leaves the factory. The result is a clutch system that holds more power than the stock unit, engages more precisely, and lasts longer under the kind of driving that wears factory clutches out quickly. ACT designs each application from scratch rather than modifying OEM tooling, which means the fitment is precise and the performance is intentional. Whether the build is a street-driven daily driver or a dedicated track car, ACT offers a kit at the correct specification for the use.
The RallySport Take
The ACT Heavy Duty 4-pad Sprung race kit is the correct choice for builds that see both track and street use. The ceramic pads provide the heat capacity you need for sustained hard driving, and the spring-center hub construction damps the torsional shocks that rigid discs transmit directly to the drivetrain. ACT’s wraparound spring window design and thicker retainer stampings make the spring center more durable under repeated hard engagement than standard designs. The result is a clutch that performs like a race disc at the track and does not punish you for driving home afterward. Fits Saab, Subaru applications 1991-2009.
Fitment
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2005 | Saab | 9-2X | Aero |
| 2004-2005 | Subaru | Baja | Turbo |
| 2004-2005 | Subaru | Forester | XT |
| 2005 | Subaru | Forester | XT Premium |
| 2002-2005 | Subaru | Impreza | WRX |
| 2007-2009 | Subaru | Legacy | GT spec.B |
| 1991-1994 | Subaru | Legacy | Sport |





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