Differential Covers Pickups & RV's reduce temperature & save

When you're pulling a serious load!magtruck_large.jpg

Everything included for "do it yourself" service and installation.

We offer quality differential covers by Mag-Hytec, as you know heat can kill, it can cause deterioration of fluids and components. With the new differential covers, you can increase the fluid capacity, you will find that the fluid will run 15 to 20 degrees cooler. Cast in A356T6 aluminum covers feature increased lubricant and cooling capacity, and are equipped with a magnetic drain plug, 1/8 NPT temperature sender fitting, lube reference plug, and a magnetic dipstick for checking fluid level and condition. Dipstick, drain, and reference plug are MS 33649 and fitted with AS 568 O-rings, as is the cover gasket, which requires no sealant or gasket. All hardware is stainless steel, and the cover is texture-powder coated in black.



Cover on display stand you can see the temp gauge input Display cover showing fluid, dipstick and magnetized dipstick and drain plug. Larger transmission pans are also available to assist in reducing transmission operating temperature. For more information .

Routine axle maintenance without removing the cover.

The differential is easier to check and service these covers offer the following features:

  • O' Ring seal, snapped into a inverted "V" groove for a positive seal without gasket or silicone.
  • Knurled dipstick for quick removal, marked low/high to check level between service periods.
  • Manufactured using finned aircraft aluminum housing for additional cooling capability.
  • Magnetic drain plug and anodized aluminum dipstick with magnetic insert.
  • 1/8 NPT temperature sending port, you can now monitor the differential temperature if desired. Unit ships with plug.
  • Furnished hardware; plugs, cap screws and washers are stainless steel in most applications.
  • Fits most factory suspension systems and aftermarket anti sway bars
  • Calibration plug is centered on the serial number plate and approximates the stock cover fill plug for factory fluid level.
  • Lube level reference plug.

These units fit most popular rear ends, we offer these advance products for the following differentials:


Application Data

Fluid Capacity change from stock

Your Cost

Dana 44 Front and rear Jeep, Ford, GM, Dodge and Scout, overhaul height 3.25" Add 4 quarts



Dana 60DF Dodge Front 1989 to 2002

on 2002 models check for vent tube on face of cover
4.5 quarts



Dana 60FF Ford F250 & F350 Front 1999 up 3 quarts to 6 quarts


Dana 70 Dodge Pre 1994 - all 2500 & 3500

Dodge 1994 to 2002 2500 automatic trucks

Some older GM

Ford 1985 and older - F250 and F350 trucks

Ford F350 Van
6 quarts



Dana 80 Dodge 1994-2002 2500 5 speed transmission

Dodge 1994-2002 3500

Ford Super Duty 1999 and up F350 & F450 Dually
8 quarts



Dodge 12-9.25 Vans, Ram 1500, Durango's& some Dakotas, overhaul height 3 3/8" 4 quarts to 5 quarts



Dodge AA 14-10.5" Pickup 2500 Automatic & Standard Diesel and Gas for the new American Axle Differential Part number AA14-10.5 6 quarts



Dodge AA-14-11.5" Pickup 2500 & 3500 High Output Diesel for the new American Axle Differential Part number AA11.5 8 quarts



Dodge 14-9.25" Front Dodge front 2003 to present 2500 and 3500 standard Diesel and High Output 4.5 quarts $281.71


GM 10 Bolt 8.5" GM 1970 up 1500 Truck, Suburban 1500 & 2500, Blazer, Vans & some Cars 1.5 quarts to 4 quarts



GM 14 Bolt 9.5" Semi Floating Axle, Gm 1980 up 2500, 3500 trucks, vans suburban's. Check to ensure that you have Semi-Floating Axle, 3 5/8" overhaul height 2.5 quarts to 5 quarts



GM 14 Bolt 10.5" Full Floating Axle, 1973 up 2500 & 3500, Check to ensure that you have Full-Floating Axle 3 quarts to 6 quarts



GMAA14-11.5 Full floating Axle GM HD 2500 & 3500, 2001 & later Duramax & 8Lt gas 8 quarts



Ford 10 Bolt 8.8" F150, Ranger, Explorer, Bronco, Cars 2 quarts to 4 quarts



Ford 12 Bolt 9.75" F150 5 quarts


Ford 12 Bolt 10.25" 2X4, 4X4 F250, F350, E250, E350, 1986 to present single rear wheel 3 quarts to 6 quarts



Ford F350 Dana 60 Front Front F350 up to 1998 3 quarts to 6 quarts



Ford Dana 60FF Front Ford front fits Dana 50's and Dana 60 earl 1980 to present F250, F350 and Excursions 4 quarts


Ford Dana 80 Ford Super Duty1990 to present (spec. chassis)

Ford Super Duty F350 and F450 Dually 1999 and up
8 quarts


Nissan Titan Rear, 3.5" overhaul height 4 quarts




Shipping and handling charges will be added.


In addition to differential covers for Chevrolet, GMC, Dodge and Jeeps we also offer free technical support to assist you in solving your automotive problems as well as a large list of the following products to improve your vehicles performance, economy and apperance.