Action Clutch Stage 1 (1OS) for 2006–2014 Subaru WRX (2.5L EJ255) is a street-focused upgrade for stock to lightly modified cars. It uses a reinforced steel-backed copper Kevlar organic friction material and a heavy single diaphragm pressure plate to restore OEM-like pedal feel while increasing holding capacity for heavier street use and occasional mild track duty.
Action Clutch 06-14 Subaru WRX 2.5L (EJ255) Turbo AWD Stage 1 Clutch Kit (1OS)