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Red Line Synthetic Lubricants & Additives Product Category

Red Line Synthetic Lubricants & Additives

The best and most complete line of synthetic lubricants, Red Line has everything you need for your street or race car: engine oil, gear oil, ATF, fuel and coolant addititves, and even shock oils.

Recent Top Selling Products for this category

Red Line V-Twin Transmission Oil with Shockproof
Red Line V-Twin Transmission Oil with Shockproof

Red Line V-Twin Gear Oil with ShockProof cushions gear teeth to minimize wear. Formulated for use in all American V-Twin motorcycle transmissions.

Red Line MT-85 Manual Transmission Lubricant (75W85 GL-4)
Red Line MT-85 Manual Transmission Lubricant (75W85 GL-4)

Red Line MT-85 provides the perfect friction for synchronizer performance in manual transmissions and transaxles. This results in smoother shifting and enables higher speed downshifting.

Red Line V-Twin Primary Case Oil
Red Line V-Twin Primary Case Oil

This Red Line synthetic oil is just for the primary drive case on 1984 and up V-Twin American motorcycles. The slipperiness is tuned for wet-clutch operation.