Synthetic gear oil for superior performance in your differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Synthetic gear oil for superior performance in your differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Increase the life of your gear oil, and decrease gearbox noise
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MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-05-2026
Designed for use in differentials with LSD requiring a heavier viscosity
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Designed for use in differentials with LSD
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-05-2026
Perfect service kit for your BMW, Includes the diff fluid and drain plug to get the job done.
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Mineral based GL5 gear oil, for use on the street or the track
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
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MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
05-07-2026
M22X1.5 Used on the rear differential
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This product was last offered at the strikethrough price on
05-20-2026
API Service Class GL 5+
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For use in front & rear open differentials as well as some manual transmissions
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Max-Gear is recommended for use in front or rear open differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid
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Creates gaskets the same way as OEM car manufacturers
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Fully synthetic GL4+ gear oil, for use on the street or the track
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
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This product was last offered at the strikethrough price on
05-07-2026
Fully synthetic, multigrade gearbox oil of performance rating API GL-4/5 for multi-functional use in axle gears and manual gearboxes
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Synthetic gear oil for superior performance in your differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Film like 75W140 with light drag and friction of 75W80.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Extend you catch area by adding this funnel
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms