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aFe Power Pro Series Black w/Machined Fins Rear Differential Cover | 2001-2017 Duramax, 2003-2014 Cummins, & 01-07 GM Gas


Gain up to 19 hp and 27 lbs. x ft. torque and outflows the factory intake by 50%. Want a better deal? Contact us about a performance package today.

Pricing: $318.25

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5 Quart Lube Capacity
This cover has about a 5 quart lube capacity at the factory line, factory cover holds about 4 quarts.

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

Magnetic Drain/Fill Plug
This system incorporates a large magnetic drain and deep reach fill plug to capture loose particles for maximum rear-end protection.

Oil Level Sight Glass
Pre-installed large oil level sight glass with calibration plug set to the factory fluid level to eliminate overfilling.

This Cover Fits

  • GM Duramax 2001-2017 V8-6.6L (td)
  • GM 3500 2001-2007 V8-8.1L
  • Dodge Cummins 2003-2012 L6-5.9/6.7L (td)
  • 2013-2015 RAM Cummins L6-5.9L/6.7L (td) Leaf Spring Only

    When it comes to engineering for power, performance, protection and value, aFe Power is the only choice.



Shipping Information

  • Item Requires Shipping
  • 3.0 lbs.
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