ACT Heavy Duty Clutch Kit 02-05 Subaru Impreza WRX - P/N: SB3-HDR4 Product Model: ACT-SB3-HDR4 Advanced Clutch Technology Clutch kit for Subaru Impreza WRX 02-05, (Complete Kit comes with heavy duty pressure plate, 4 puck race disc, release bearing, pilot bearing & alignment tool). This clutch offers 342LBS of Torque. Note: Not recommended for street use due to harsh engagement. Heavy Duty Pressure Plate * 20-50% clamp load increase * Stock to moderate pedal feel * Recommended disc: street or race 4 Pad Solid Centered Race Disc * Recommended for drag and road racing * Increased torque capacity * Fastest shifts, low inertia * Good durability but shortened spline life * Very harsh engagement, chatter