AFE Pro Series Rear Differential Cover with Machined Fins; black

2001 - 2018 6.6L GM Duramax LB7 LLY LBZ LMM LML L5P
2003 - 2014 5.9L / 6.7L Cummins With 14 - 11.5 Axles

SKU 46-71060B


aFe Power's new rear differential cover brings performance engineering to the protection of your axle's differential. This differential cover is constructed out of durable die-cast A380 aluminum with reinforced ribs and wrinkle black powder-coating with machined fins for maximum strength and styling.

This cover comes with all necessary hardware for a hassle-free installation. The Pro Series differential covers include a oil level sight glass and deep reach magnetic dip stick for maximum protection.

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.

Note: This cover fits the AAM 11.50-14 Bolt Axles, on both Dually and Single rear wheel models

This Cover Fits:
2001-2017 GM Duramax V8-6.6L (td)
2001-2007 GM 3500 V8-8.1L
2003-2012 Dodge/RAM Cummins L6-5.9L (td)/6.7L (td)
2013-2015 RAM Cummins L6-5.9L (td)/6.7L (td) Leaf Spring Only
(Does not fit coil spring suspension)

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

Year Make Engine

2001 - 2017

GM Duramax

6.6L LB7 / LLY / LBZ / LMM / LML / L5P

2003 - 2012


5.9L / 6.7L

2013 - 2015


6.7L (Leaf Spring Only)