Action Clutch Stage 6 Clutch Kit (2MD) for Mazda 6 2003-2008 2.3L DOHC (MZR L3) Non-Turbo (ACR-0833)Stage 6 Iron Buttons, 6 Puck Rigid Clutch Kit by Action Clutch The unsprung hub is extremely lightweight and provides instant engagement. Equipped with iron buttons which provides higher capacity in power. The clutch features a significant increase in pedal pressure, aggressive engagement, rapid heat dissipation, and outstanding holding capacity. Features Single dual clamp diaphragm *RIGID* with Iron puck Clutch System. 200 400% Increase in holding