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Differential Covers

Shop Pure Diesel Power today for all of your differential covers for your GM 9.5, 10.5, 11.5, 14 bolt axles and 8.5, 8 5/8 10 bolt axles. We are proud to provide diesel mechanics and enthusiasts with the necessary performance parts and accessories to make them happy.

11.5" Differential Cover Fits Chevy/GM & Dodge along with the AAM 11.8.  Specs: Bolt: 14-Bolt Material: Aluminum Size: 11.5" Ring...


Help keep your 2011+ GM 9.25 IFS - 2500HD/3500HD front axle running cool and clean with an upgraded differential cover from PPE. PPE differential covers are...

ATS Protector Rear Differential Cover Kit- 14-Bolt, 11.5" Ring Gear American Axle Fits: *GM 2001+ 2500HD & 3500 w/ Full Floating Axle (All Duramax & 8.1L Equipped Trucks) *Dodge 2003 2500 High Output Diesels; 2003 3500 Standard & High Output; 2004-2008 2500 & 3500, Standard & High Output Diesels

Protector Differential Covers Features and Benefits:

  • 2.5 quart fluid capacity over stock

  • Optimal gear lubrication

  • Easy fluid service without removing cover

  • Aluminum pan with powder-coated finish

  • Built-in heat sink for cooler oil

  • Everything you need for easy installation

 Part # 4029156248


Heavy Duty PPE Differential Cover cast from A356-T6 aluminum alloy. Cast aluminum finish and greater surface area optimize heat transfer. Prolongs life of...