ARP Cylinder Head Stud 12 Point Nuts Chromoly Black Oxide - GM V6 YA0813 5" tall conical 360 degree

5" tall conical 360 degree radial flow performance air filter with 5-layers of progressive finer mesh cotton media providing maximum airflow and performance

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

Dedenbear Powerglide

1985-1987 Oldsmobile Calais

ARP Cylinder Head Stud 12 Point Nuts Chromoly Black Oxide - GM V6 YA0813 5" tall conical 360 degreeARPs 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