PPE Diesel 138053010 2020-2022 GM 6.6L Duramax 11.5 Inch /12 Inch -14 Heavy-Duty Cast Aluminum Rear Differential Cover Brushed CORE-500 We hope you have as

We hope you have as much fun driving with it as we did making it

9L Cummins

Upgrade performance looks

-6 to 9/16 inch-18 Straight Male Black Fleece Performance w/ O-Ring

Tuned Helmholtz resonator eliminates engine drone

PPE Diesel 138053010 2020-2022 GM 6.6L Duramax 11.5 Inch /12 Inch -14 Heavy-Duty Cast Aluminum Rear Differential Cover Brushed CORE-500 We hope you have asSpecially 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