API Service Class GL 5+
API Service Class GL 5+
For use in front & rear open differentials as well as some manual transmissions
Fully synthetic GL4+ 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
07-21-2026
Increase stability and power transfer with an easy to install 3-piece design.
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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
Installs in the rear differential.
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
07-22-2026
Reinforces differential mounting to reduce wheel hop and improve rear traction. For G Chassis BMW/Supra
Seal in the rear differential where the driveshaft connects
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 heavily-loaded racing differentials and transmissions, problem gearboxes
For Custom Applications Only.
Synthetic gear oil for superior performance in your differential
Includes bushing and temperature sensor
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
07-22-2026
Max-Gear is recommended for use in front or rear LSD differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid
Recommended for BMW manual transmissions with the "Green Label" or SHC 630
Prevent differential leaks with new output shaft seals
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This product was last offered at the strikethrough price on
05-07-2026
Found in the side of the differential behind the side shaft seal
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
07-22-2026
GL5 Level oil
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This product was last offered at the strikethrough price on
01-27-2026
This kit fills the voids in those factory bushings with precision-machined billet aluminum, significantly reducing differential twist and movement.
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