Stage 2 Carbon Kevlar 80% over stock torque capacity. Street Series 2100 Clutch Kit The CC Street 2100 Series performance clutch kit is designed for the moderate enthusiast with considerable bolt-on modifications - to include 60-80 shots of nitrous. This unit is properly suited for aggressive street enthusiasm and moderate track use. This kit delivers approximately 80% increase in torque capacity and extended life. The 2100 kit includes a performance Competition Clutch pressure plate, a high torque sprung disc with antiburst steel backed Carbon Kevlar facings, all applicable bearings and the appropriate alignment tool.