Porsche 991.2 GT3/Speedster kits for use with billet single mass flywheels Year Span 2018-2019 Performance Clutch Kits Product Number Torque Capacity Pricing Choose Clutch Single Stage 1 Product Number SP971S-3 Pricing $1,819.00 Stage 2 Product Number SP972S-3 Pricing $1,949.00 Stage 2+ Product Number SP973HS-3 Pricing $1,969.00 Stage 3 Product Number SP973S-3 Pricing $1,949.00 Stage 3+ Product Number SP973FS-3 Pricing $2,019.00 Stage 4 Product Number SP974R-3 Pricing $1,799.00 Stage 5 Product Number SP975-3 Pricing $1,949.00 None Not Available Pricing Flywheels Product Number Pricing Choose Flywheel Aluminum Product Number SP97A-3 Pricing $1,299.00 Steel Product Number SP97S-3 Pricing $1,199.00 None Not Available Pricing Questions? Give us a call. 1-800-828-4379
