ACT 1991 Porsche 911 XT/Race Rigid 4 Pad Clutch Kit - PO1-XTR4 fits_1995-1999`BMW`3 Series Increased coolant capacity directly results

Increased coolant capacity directly results in improved cooling efficiency

performance-tuned sound

1134 lbs/in (35% Stiffer than Stock) 1325 lbs/in (58% Stiffer than Stock)

4kg/mm (189lb/in) front rated springs that provide a 35mm drop while the 9

ACT 1991 Porsche 911 XT/Race Rigid 4 Pad Clutch Kit - PO1-XTR4 fits_1995-1999`BMW`3 Series Increased coolant capacity directly resultsPO1 XTR4 kit features an Xtreme pressure plate for the most demanding driver. ACT Xtreme 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