The XClutch Stage 1 steel-backed organic clutch kit for 2015–2021 Subaru WRX STI (2.5L) features organic friction material bonded to a steel backing disc to improve burst strength for demanding launches. Primarily designed for street use, the 1T range balances driveability and increased torque capacity while the heavy-duty diaphragm plate supports higher RPM engagements. Kit contents include disc, pressure plate and release bearing for installation.
XClutch 15-21 Subaru WRX STi Base 2.5L Stage 1 Steel Backed Organic Clutch Kit