Royal Purple Duralec Super Diesel Synthetic Motor Oil - SAE 15W40 - 5 Gallons LK22074 1995-1999 Oldsmobile Aurora

1995-1999 Oldsmobile Aurora

1963-1964 Plymouth Savoy

If you plan on using an aftermarket EFI system that fires sequentially

3/8" Female Spring-Lock to -6 AN male

Royal Purple Duralec Super Diesel Synthetic Motor Oil - SAE 15W40 - 5 Gallons LK22074 1995-1999 Oldsmobile AuroraRoyal 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.