Quick Ship SKU #: AFE-46-71260B-Main AFE Pro Series Rear Differential Cover 20-22 GM 6.6L Duramax

AFE Power's Pro Series Rear Differential Covers are the ultimate in style and protection for your L5P Duramax. Not only do they look good, they make servicing your differential a breeze. This cover is constructed out of durable cast aluminum with reinforced ribs for maximum strength and added fluid capacity. The Pro Series covers include an oil calibration plug, magnetic deep reach fill plug, oil level sight glass, and will include everything you need for a hassle free installation. This cover features a black powder coat finish with machined fins.

Increased Oil Capacity: Cover has an increased oil capacity over stock for better performance and a longer duration.

Built-In Internal/External Fins: Built in internal and external fins transfer heat from the fluid to the outside air for maximum protection.

Oil Level Sight Glass: A pre-installed oil level sight glass allows quick and easy oil inspection.

Magnetic Plug: This system incorporates a magnetic drain plug to capture loose particles for maximum protection.

Calibration Plug: Calibration plug set to the factory oil level to eliminate overfilling

Fitment Notes: This cover fits AAM 11.5/11.8-14 bolt rear axles.