Winters Semi-Synthetic Rear End Lube w/ Moly - 80-90-140W - 1 Gallon 931213 This bolt-on DOR (Dual Out

This bolt-on DOR (Dual Out Rear) emissions-legal system for the 2 and 4 door models

Radiator Relief is also safe to use with all types of radiator materials including cast iron

Cover gasket fit older style DMI rearend that do not have O-Ring cover

polyacrylate

Winters Semi-Synthetic Rear End Lube w/ Moly - 80-90-140W - 1 Gallon 931213 This bolt-on DOR (Dual OutSpecifically engineered for rear axles, semi synthetic 80 90 140W Hypoik Lube has moly additives to reduce friction and enhance durability. For more than 60 years, Winters Performance Products has been producing high performance rear ends and driveline components for racing and street use. Their product offering includes everything from quick change gear sets to shifter assemblies, as well as many components specifically for the sprint car market.