Action Clutch Stage 4 (1MD) clutch kit for 2018–2021 Subaru WRX 2.0L (FA20DIT) turbo AWD focuses on race performance with an Unsprung MIBA Ceramic disc and heavy‑duty diaphragm pressure plate to provide rapid engagement and robust torque holding. The design prioritizes durability under demanding use; some chatter may occur during break‑in. Every kit is inspected by experienced engineers to ensure consistent, race‑ready operation.
Action Clutch 18-21 Subaru WRX 2.0L (FA20DIT) Turbo AWD Stage 4 Clutch Kit (1MD)