Advanced Clutch MaXX/Race Rigid 4 Pad Kit (MB1-XXR4) PPE_CeramicCoating_4 These must be welded into

These must be welded into the midpipe and do not come on the headers

These discs are modified with reduced marcel for faster shift action to complement ACT pressure plates

Bolts up to our K Series high-flow cat

OBDII compliant

HC4-XXG4 kit features a MaXX pressure plate for the serious enthusiast

Advanced Clutch MaXX/Race Rigid 4 Pad Kit (MB1-XXR4) PPE_CeramicCoating_4 These must be welded intoMB1 XXR4 kit features a MaXX pressure plate for the serious enthusiast. ACT MaXX pressure plates use exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four stage, heat treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT's 4 pad rigid race discs are made with high quality, ceramic friction