Royal Purple High Performance Synthetic Motor Oil - SAE 5W-20 - 1 Gallon Jug 915014 The on-car adjustable design makes

The on-car adjustable design makes the PHR006 great lowered Mustangs

With a High-flow long transition area

Steel Core / Rubber

Oil Cooler Port Provision

1981-1985 Chevrolet Impala

Royal Purple High Performance Synthetic Motor Oil - SAE 5W-20 - 1 Gallon Jug 915014 The on-car adjustable design makesRoyal 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.