Opel Calibra C20LET Year Span 1992-1998 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SOP11 Torque Capacity 345 Pricing $499.00 Stage 2 Product Number SOP12 Torque Capacity 393 Pricing $599.00 Stage 2+ Product Number SOP13H Torque Capacity 440 Pricing $579.00 Stage 3 Product Number SOP13 Torque Capacity 468 Pricing $499.00 Stage 3+ Product Number SOP13F Torque Capacity 543 Pricing $699.00 Stage 4 Product Number SOP14 Torque Capacity 468 Pricing $499.00 Stage 5 Product Number SOP15 Torque Capacity 658 Pricing $689.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SOP1A Pricing $489.00 None Not Available Pricing Specialty Products Billet Aluminum Flywheel Replacement Friction Plate with Fasteners (Included on Flywheel) $89 Diamond ground, includes self-locking fasteners Additional Clamp Load Upgrade $149 adds 65 ft lbs capacity to each performance stage Questions? Give us a call. 1-800-828-4379