ACT Heavy Duty Clutch Kit Sprung 4-Puck - Subaru WRX 2002-2005 / Forester XT 2004-2005 Spark Plugs Significantly increase strength over the

Significantly increase strength over the OEM unit

The GrimmSpeed Manual Boost Controller

but the results are well worth the extra effort

Necessary Wiring/Hardware

texture black coating

ACT Heavy Duty Clutch Kit Sprung 4-Puck - Subaru WRX 2002-2005 / Forester XT 2004-2005 Spark Plugs Significantly increase strength over theSB9 HDG4 kit features ACT's most popular Heavy Duty pressure plate. ACT Heavy Duty pressure plates use 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. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT's 4 pad spring centered race disc features a spring center construction to