MAG HYTEC 03-10 Dodge 5.9 and 6.7L Full Floating Axle And GM HD 2500 & 3500 2001 & Up View larger

MAG HYTEC AA 14-11.5 Rear Differential Cover


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MAG HYTEC AA 14-11.5 Rear Differential Cover


Dodge Rear 2003 to present

High Output Diesels 2500 & 3500 trucks

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mag hytec differential Covers

Mag-Hytec’s heavy duty differential covers provide increased lubricant and cooling capacity for hard working diesel trucks like yours. Mag-Hytec covers set your vehicle apart in both aesthetics and function – cast in A356-T6 aluminum and texture powder coated black with machined cooling fins. Mag-Hytec is synonymous with high quality differential covers and transmission pans, so you can depend on Mag-Hytec when you’re pulling a heavy load.

Key Features

  • Holds 8 quarts of fluid
  • Magnetic drain plug and anodized aluminum dipstick with magnetic insert
  • O-rings require no gaskets or sealant
  • Routine lube maintenance without removing the differential cover
  • 1/8 NPT temperature sender port
  • 303 stainless steel hardware
  • Lube level reference plug
  • Finned aircraft aluminum housing
  • Lifetime Manufacturer Warranty
  • Requires allen key wrenches (included) for installation and service
  • Fits with most factory suspension systems and aftermarket anti-sway bars
Overall height 3 5/8"

Dodge Rear 2003 to present

High Output Diesels 2500 & 3500 trucks


This cover is the correct cover for your 14 bolt - 11.5" differential, even though there are only 12 bolt holes.The top and bottom bolts have been removed for drain plug and temperature sending unit hole.

Bolt Pattern has one top and one bottom bolt @ 12:00 O'clock & 6:00 O'clock for quick identification. 

OR #AA 14-10.5 Bolt Pattern has two top and bottom bolts @ 11:00 & 1:00 O'clock & 7:00 & 5:00 O'clock for quick identification.

Includes: Bolt kit, Drain Plug and Dip Stick.

Capacity: 8 Quarts

Installation Instructions