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 for maximum strength. This cover comes with all necessary hardware for a hassle-free installation. This cover fits the AAM 11.50-14 Bolt Axles, see comparison photo below for verification.
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 Plug:
This system incorporates a magnetic drain plug to capture loose particles for maximum rear-end protection. Also included is a 1/8" NPT calibration plug that is set to the factory fluid level which eliminates accidental overfilling.
Optional Accessories Available:
This cover works great combined with a oil level sight glass (Part Number: 46-00001) or deep reach magnetic fill plug (Part Number: 46-00002).
This Cover Fits:
2001-2016 GM Duramax V8-6.6L (td), 2001-2007 GM 3500 V8-8.1L, 2003-2012 Dodge/RAM Cummins L6-5.9L/6.7L (td), 2013-2015 RAM Cummins L6-5.9L/6.7L (td) Leaf Spring Only (Does not fit coil spring suspension).