
The SPEC Stage 3+ clutch kit for 2004–2009 Audi S4/RS4 4.2L is a heavy-duty single-disc replacement intended for high-load street or track use. As a Stage 3+ offering, it targets drivers needing greater torque capacity than stock while still providing a usable engagement for aggressive driving. The kit is a focused drivetrain upgrade specified for the 4.2L Audi S4/RS4 applications listed.
Spec 04-09 Audi S4/RS4 4.2L Stage 3+ Clutch Kit