ACT HD/Race Rigid 4 Pad Kit - 11-16 Scion TC - TC8-HDR4 91mm to improve the frame's stiffness

to improve the frame's stiffness while being mindful of weight

see HS2 kits

it becomes necessary to remove interior panels

the beauty of the ACUITY Fully Adjustable Performance Shifter is due in part to the careful attention to detail and rigorous testing that went into its nearly 2-year design process

2002-2014 Subaru WRX

ACT HD/Race Rigid 4 Pad Kit - 11-16 Scion TC - TC8-HDR4 91mm to improve the frame's stiffnessTC8 HDR4 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. ACTs 4 pad rigid race discs are made with high quality, ceramic friction