ARP Cylinder Head Stud 12 Point Nuts Chromoly Black Oxide - GM V6 YA0813 1 in Lug Nuts

1 in Lug Nuts

1985-1987 Oldsmobile Calais

Ribbon Window net is used and approved by all sanctioning bodies

This cat-back was designed for maximum ground clearance and performance

or 5 1/2in

ARP Cylinder Head Stud 12 Point Nuts Chromoly Black Oxide - GM V6 YA0813 1 in Lug NutsARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Cylinder Head Stud Kit 12