Automotive Racing Products (ARP) started in 1968, in Southern
California. Their product line includes everything from engine and
driveline fasteners for OEM replacement parts to exotic specialty
hardware for the Formula 1, Indycar, NASCAR, NHRA Drag Racing, and
Marine Applications. They produce a number of specialty products like
cylinder head fastener kits, connecting rod bolts, exhaust
manifold/header fastener kits, oil pan fastener kits, piston ring
compressors, and more