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
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
06-05-2026
Seals the axles into the differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
02-03-2026
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!
We Price Match - Give Us A Call or Chat!
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
API Service Class GL 5+
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engineered to improve power delivery and handling, with a superior lifespan over factory rubber bushings
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Includes an MFactory Helical LSD, 2 Quarts of Redline 75w90 Diff, an ECS Magnetic plug, and Loctite 5970 gasket maker!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with automatic transmission
Seals the axles into the differential, includes lock ring
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
03-04-2026
For use in front & rear open differentials as well as some manual transmissions
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Seals the driveshaft to the differential
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
Used to secure both front bushings to the body
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
03-04-2026
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
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Creates gaskets the same way as OEM car manufacturers
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This is the large dust cover that fits on the small dust cover
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
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!
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
05-07-2026
For heavily-loaded racing differentials and transmissions, problem gearboxes
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Custom Applications Only.