ARP 721-0515 SAE Bolt Kit 1/4-28 x .515 hex SS bolts ymm_36 000 and 210

000 and 210

This plug-and-play exhaust system can be further regulated with the addition of the Akrapovič Sound Kit to control the valves in the exhaust and switch between the sound modes

If the Evolution Line system replaces the factory Porsche sports exhaust system

ARP main stud kits provide superior strength and protection for your engine's bottom end

delivering an increase in the volume sensation

ARP 721-0515 SAE Bolt Kit 1/4-28 x .515 hex SS bolts ymm_36 000 and 210Specifications Socket Size(s) 5 16 hex UHL 0. 515 Thread Length 0. 515 Grip Length n a Thread Diameter Pitch 1 4 28 Grip Diameter 1 4 Wrenching 5 16 Head Height 0. 255 Collar Diameter 0. 515