Porsche 987.1 Boxster / Cayman SOUL Competition Package SOUL This product is not CARB

This product is not CARB certified and may not be legal for use on emissions controlled vehicles

These studs are heat treated to exceed the requirements outlined by SAE wheel fastener standards

FIA compliant

2 Turbo Plenum upgrade delivers staggering engine power and torque gains that will raise the performance bar of the already potent supercar as well as the hairs on your neck

27mm deep and a dual row flange measures 13

Porsche 987.1 Boxster / Cayman SOUL Competition Package SOUL This product is not CARBThe Soul Performance Products Competition Package for your 987. 1 Cayman Boxster is built by enthusiasts, for enthusiasts. Look at the stock headers on your car, you can see the massive catalytic converters, thin flanges and squashed primary tubing ultimately holding back power. Moving rearward to the OEM exhaust system, a secondary set of catalytic converters is in place within the exhaust to prevent power even more. The Soul Performance Products