1999-2006 GMC Sierra 1500 Differential Covers

Upgraded 1999-2006 GMC Sierra 1500 Differential Covers increase fluid capacity and enhance cooling efficiency compared to thin factory units. Heavy-duty covers feature internal fins and increased volume that help your differential manage heat better, essential for trucks used for towing or off-road duty.

 

Look for covers with magnetic drain plugs that capture metal particles before they circulate through your differential. Material thickness and fin design affect heat dissipation capability, particularly important if you subject your Sierra to sustained high-load operation.

 

Protect your Sierra differential with 1999-2006 GMC Sierra 1500 Differential Covers and add capability through 1999-2006 GMC Sierra 1500 Front Bumpers. Boost power with 1999-2006 GMC Sierra 1500 Cold Air Intakes or personalize your bay at 1999-2006 GMC Sierra 1500 Engine Dressup.