Action Clutch Stage 4 single-plate clutch kit for BMW Z4 (2003–2005) 3.0L pairs a heavy-duty single-diaphragm pressure plate and reinforced drive straps with an unsprung MIBA ceramic disc (4- or 6-puck) for rapid engagement suited to race drivers. It provides a 170% increase in holding capacity over the factory clutch. Each kit is quality checked by experienced engineers and uses enclosed spring retainers to protect the drivetrain during drag, road, or drift competition.
Action Clutch 03-05 BMW Z4 3.0L Stage 4 Clutch Kit (1MD)