These Friction Plates uniformly transfer torque to a Mono-Drive sprung hub assembly which extends input shaft life and reduces driveline shock from torsional vibration.
ACT Subaru 04-20 WRX STI Mod Twin HD Street Kit Sprung Mono-Drive Hub Torque
ACT Subaru 04-20 WRX STI Mod Twin HD Street Kit Unsprung MonoDrive Hub 700ft/lbs
ACT Subaru 04-20 WRX STI Mod Twin XT Street Kit Sprung Mono-Drive Hub Torque
ACT 04-20 WRX STI Mod Twin XT Race Kit Sprung Hub Torque Cap 1120ft/lbs
Coolant Overflow Reservoir Tank For Subaru 2002-2007 WRX/ 04-14 STI WRX/STI Bott