Red Line Superlight ShockProof Gear Oil - 1 Quart 21411613 Longer studs may be required

Longer studs may be required when using spacers

1411Since 1938

Driver input affects the amount of fuel you use more than anything else

1965-1971 Pontiac Catalina

Bumper Cover

Red Line Superlight ShockProof Gear Oil - 1 Quart 21411613 Longer studs may be requiredThese products contain the extreme pressure additives necessary for ultimate protection road cars and racing vehicles, as well as friction modifiers for proper limited slip operation About Red Line Gear Oil for Differentials: Fully synthetic formulas created from polyol ester base stocks, offer excellent lubrication under extreme conditions High viscosity index (VI) to provide relatively constant viscosity and film thickness with varying temperature