Royal Purple Duralec Super Diesel Synthetic Motor Oil - SAE 15W40 - 5 Gallons BR30020 1965-1978 Pontiac Catalina

1965-1978 Pontiac Catalina

095 wall DOM tubing

Four 6 AN Male Ports

Diamondback

875 in Thick

Royal Purple Duralec Super Diesel Synthetic Motor Oil - SAE 15W40 - 5 Gallons BR30020 1965-1978 Pontiac CatalinaRoyal Purple(R) Motor Oil delivers superior protection and improves performance in four cycle gasoline and diesel engines. It increases horsepower and torque, saves fuels and reduces heat, wear and emissions. It has unsurpassed oxidation stability that allows for extended oil drains and fewer oil changes, which saves you time and money and reduces the impact on the environment. Royal Purple's motor oils for passenger cars and trucks are API licensed.