Porsche Boxster S 3.2L 6sp for use with billet single mass flywheels Year Span 2005-2006 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SP871S Pricing $799.00 Stage 2 Product Number SP872S Pricing $899.00 Stage 2+ Product Number SP873HS Pricing $919.00 Stage 3 Product Number SP873S Pricing $799.00 Stage 3+ Product Number SP873FS Pricing $989.00 Stage 4 Product Number SP874 Pricing $799.00 Stage 5 Product Number SP875 Pricing $979.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SP87A Pricing $899.00 None Not Available Pricing Specialty Products Billet Flywheel Replacement Friction Plate Kit with Fasteners $79.00 Diamond ground, includes self-locking fasteners Questions? Give us a call. 1-800-828-4379