API Service Class GL 5+
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
API Service Class GL 5+
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Mineral based GL5 gear oil, for use on the street or the track
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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
Check your owners manual for service intervals (GL-5 Spec)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes Febi Fluid and Two (2) Drain/Fill Plugs
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
04-03-2026
Complete kit with Redline 75w90 fluid with ECS stainless steel magnetic plugs and seals to service your rear differential.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Torque Vectoring differentials
This product was last offered at the strikethrough price on
05-02-2026
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 use in front & rear open differentials as well as some manual transmissions
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Complete kit with Redline 75w90 fluid with ECS stainless steel magnetic plugs and seals to service your rear differential.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Torque Vectoring differentials
This product was last offered at the strikethrough price on
05-02-2026
Complete kit with Genuine fluids and magnetic drain plugs to service your rear differential.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Complete kit with Motul Gear 300 fluid with OEM Drain/Fill plugs to service your rear differential
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
Synthetic gear oil for superior performance in your differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Differential fill & drain plug
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
05-05-2026
Complete kit with OE fluid to service your rear differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles without Torque Vectoring differentials
This product was last offered at the strikethrough price on
02-24-2026
Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Torque Vectoring differentials
This product was last offered at the strikethrough price on
04-24-2026
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
Complete kit with Redline 75w90 fluid with OEM Drain/Fill plugs to service your rear differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!