Description
Fits: 2020 Thru 2024Chevy Silverado/GMC Sierra 2500HD/3500HD L5P Duramax Diesel
Specially engineered to minimize friction and maximize lubrication. Keep your GM rear differential running cool and clean with an upgraded cover from PPE. Made from high-quality cast A356.0-T6 aluminum for strength and optimum heat dissipation.
Increased fluid capacity provides increased thermal stamina. This new cover is equipped with specially designed internal heat sinks and external cooling fins which increase the pan’s surface area helping dissipate heat. This keeps your differential oil running cooler, the oil will keep its viscosity which helps extend differential service life.
To help keep fluid cleaner, PPE includes our exclusive fill plug featuring a high-power Neodymium magnet that will pull harmful ferrous metal particles right out of your oil before they have a chance to do damage.
Features:
Increased oil capacity by 1.43qt. over stock
Compatible with both the 11.5” or 12” rear axle
Designed with specially engineered internal ribs to minimize friction and maximize lubrication
Durable heat-treated cast aluminum for optimal heat dissipation
Significant reduction in differential fluid temperatures
Adds additional strength to the gear housing
Designed with internal ribs that add strength and rigidity
High-power Neodymium magnet equipped, billet 304 stainless steel fill plug
1/8-inch stainless steel NPT port for optional temperature probe
Limited lifetime warranty
DmaxStore Note:
- Differential cover gasket is not included. Gasket or sealant will be needed.









