Arp Flexplate Bolt Kit Suit SB/BB #ARP100-2901 107407300 Flowmaster's American Thunder® Crossmember-back exhaust

Flowmaster's American Thunder® Crossmember-back exhaust system for the 73-87 GM C10/C20

Tungsten carbide

Thickness 3/64"

Adjustable brightness switching value and switch-off delay

Arp Flexplate Bolt Kit Suit SB/BB #ARP100-2901 107407300 Flowmaster's American Thunder® Crossmember-back exhaustFlywheel and flexplate bolts play an important role in the performance and safety of both street and race cars, which is why the fastener experts at ARP developed bolts far superior to OE hardware. ARP offers two series of flywheel flexplate bolts: Pro and High Performance. Forged from aerospace alloy and heat treated prior to thread rolling and machining, both series feature a flat 12 point head design and larger than stock shank for improved