Clutch Masters 09-13 BMW M3 4.0 E90 FX-500 Rigid Ceramic Clutch Kit03148 HDBL R Description 200 400% Increased Holding Capacity **RACE ONLY** The versatile FX500 System uses our Power Plus II Pressure Plate along with a solid (rigid, unsprung) center 6 or 8 Puck Ceramic Button disc or a Sintered Iron Disc. The FX500 disc is designed for outstanding holding capacity and rapid heat dissipation. Features: Power Plus II Pressure Plate Hi Leverage Design Ductile Iron Casting (when applicable) Heavy Duty Straps Precision