ACT Heavy Duty 6-Puck Disc Clutch Kit 2004-2021 STI

ACT Heavy Duty 6-Puck Disc Clutch Kit 2004-2021 STI


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Regular price $712.00 $913.00 Sale priceSave $201.00

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This is the ACT Heavy Duty 6-Puck Disc Clutch Kit for the 04+ Subaru STI. This is a great clutch kit for those with high-horsepower street or race use. 


  • Designed with an exclusive diaphragm design to increase clamp load, reduce deflection, and maximize clutch life
  • All diaphragms endure a four-stage heat-treating process for unparalleled performance
  • The pressure plate has precision cover stampings for improved rigidity and consistency
  • 6-pad spring-centered race disc features a spring-center construction to properly clamp torsional vibration and to resist failure under harsh conditions
  • Spring retainers utilize wraparound spring windows and thicker retainer stampings to provide spring support
  • The spring-centered race disc engagement is harsher but provides faster shifts
  • Monoloc collar
  • Feel: Light to a moderate pedal effort with aggressive engagement
  • Life: Moderate friction life
  • Recommended for high horsepower street or race use
  • Heavy-duty pressure plate type
  • 86% torque capacity over stock
  • Torque capacity rated at 660 ft/lbs
  • Includes release bearing
  • Includes pilot bearing
  • Includes alignment tool

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