ACT 06-25 Subaru WRX (Excl. STI) Heavy Duty Performance Street Sprung Clutch Kit | SB12-HDSS

The ACT SB12-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc for the Subaru WRX (excluding STI) and related EJ25/FA20-turbo Subaru platform vehicles. ACT Heavy Duty pressure plates use an exclusive diaphragm design to increase clamp load, reduce deflection, and maximize clutch life, with every diaphragm heat-treated in a four-stage process for unparalleled performance. Precision cover stampings provide rigidity and consistency. ACT's Performance Street discs feature premium organic materials with high copper content for better heat transfer and a steel-backed lining for greater burst strength and durability, with reduced marcel for faster shift action.

Specifications:

• Kit Contents: Heavy Duty pressure plate + Performance Street sprung disc
• Part Number: SB12-HDSS

"Excellence in Performance", backed by the best one-year warranty in the industry.

Vehicle Applications:

Frequently Asked Questions

What vehicles does the ACT SB12-HDSS clutch kit fit?

The SB12-HDSS fits the Subaru WRX platform (excluding STI) along with related turbo Subaru models including the Baja Turbo, Forester XT, Impreza WRX, Legacy GT/2.5GT, and Outback XT across model years 2005-2025. See the Vehicle Applications table above for exact year, model, and trim coverage.

What does the SB12-HDSS kit include?

It includes ACT's Heavy Duty pressure plate and Performance Street sprung disc, ACT's most popular Heavy Duty and street disc pairing.

Does the SB12-HDSS kit come with a warranty and install guide?

Yes. ACT backs the kit with a one-year warranty, and printed Warranty and Installation Instructions documents are linked above.

Is there a California Prop 65 warning for this product?

No Prop 65 language is listed in the manufacturer data for this part number.