Looking for aftermarket parts to modify or upgrade your GMC Sierra 3500 with diff covers? At Tunersports.com we carry a huge selection of the top name brand performance diff cover parts and accessories for your Sierra 3500.
Whether you have a 2001 or 2006 GMC Sierra 3500 in Base to WT trim we have you covered. We have 15 diff covers available to mod your Sierra 3500. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS 46-70070aFe Powers new deep transmission pan brings performance engineering to the protection of your trucks transmission. This transmission pan has additional capacity for 3 to 4 more quarts over stock at the factory line, a magnetic drain plug and a 1/8" NPT port for your temperature sensor. Built-in inte... afe Transmission Pan Cover (Raw); GM Diesel Trucks 01-14 V8-6.6L (td) 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $385.42 |
 IN STOCK 46-70072aFe Powers new deep transmission pan brings performance engineering to the protection of your trucks transmission. This transmission pan has additional capacity for 3 to 4 more quarts over stock at the factory line, a magnetic drain plug and a 1/8" NPT port for your temperature sensor. Built-in inte... aFe Power Cover Trans Pan Machined Trans Pan GM Diesel Trucks 01-12 V8-6.6L Machined 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $414.00 |
 IN STOCK - DROPSHIPS 46-70330aFe Power's new engine oil pan brings performance engineering to the protection of your GM Silverado/Sierra HD with Duramax turbo diesel engines. This oil pan is constructed out of durable A356 cast aluminum with machined fins for maximum strength and styling. This cover incorporates a magnetic drai... aFe Street Series Deep Engine Oil Pan 01-10 GM Duramax V8-6.6L (td) 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $487.82 |
 IN STOCK - DROPSHIPS 46-70332aFe Power's new engine oil pan brings performance engineering to the protection of your GM Silverado/Sierra HD with Duramax turbo diesel engines. This oil pan is constructed out of durable A356 cast aluminum with machined fins for maximum strength and styling. This cover incorporates a magnetic drai... AFE Pro Series Deep Engine Oil Pan 01-10 GM Duramax V8-6.6L (td) 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $534.71 |
 IN STOCK - LOW 46-70372aFe 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 A356-T6 cast aluminum with reinforcing ribs for maximum strength. Mounting hardware is included for a hassle-free installation. ... aFe Power Pro Series Rear Differential Cover Black w/ Machined Fins 99-13 GM Trucks (GM 9.5-14) 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $356.24 |
 IN STOCK - DROPSHIPS 46-71060AaFe 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 cast aluminum with reinforced ribs and machined fins for maximum strength and styling. This cover comes with all necessary hardw... aFe Street Series Rear Differential Cover Raw w/ Machined Fins 01-18 GM Diesel Trucks V8-6.6L (td) 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $304.07 |
 IN STOCK 46-71060BaFe 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 cast aluminum with reinforced ribs for maximum strength. This cover comes with all necessary hardware for easy installation. Pro... aFe Power Cover Diff Rear Machined GM Diesel Trucks 01-18 V8-6.6L / GM Gas Trucks 01-18 V8-8.1L/6.0L 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $356.24 |
 OUT OF STOCK 46-71061BaFe 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 cast aluminum with reinforced ribs for maximum strength. This cover comes with all necessary hardware for easy installation. Pro... aFe Pro Series Rear Diff Cover Black w/ Machined Fins & Gear Oil 01-18 GM Diesel Trucks V8-6.6L (td) 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $423.70 |
 SHIPS FROM MANUFACTURER 4029156248ATS Diesel 01+ GM / 03+ Dodge 14-Bolt 11.5in American Axle ATS Protector Rear Differential Cover 2001-2002 GMC Sierra 3500 SL 2001-2005 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2005 GMC Sierra 3500 WT $280.68 |
 IN STOCK 19249Banks Ram-Air Differential Cover is unlike any other. After testing covers with flat-backs and those with larger fluid capacities, it was apparent that those covers do not cool as well as advertised and suffer from poor fluid dynamics. As a result, flat-backs reduce fuel economy. Banks Ram-Air diffe... Banks Power 01-18 GM / RAM Black Differential Cover Kit 11.5/11.8-14 Bolt 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $414.08 |
 SHIPS FROM MANUFACTURER 19259Banks Ram-Air Differential Cover is unlike any other. After testing covers with flat-backs and those with larger fluid capacities, it was apparent that those covers do not cool as well as advertised and suffer from poor fluid dynamics. As a result, flat-backs reduce fuel economy. Banks Ram-Air diffe... Banks Power 01-18 GM / RAM Natural Differential Cover Kit 11.5/11.8-14 Bolt 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $393.95 |
 IN STOCK 19269Banks Ram-Air Differential Cover is unlike any other. After testing covers with flat-backs and those with larger fluid capacities, it was apparent that those covers do not cool as well as advertised and suffer from poor fluid dynamics. As a result, flat-backs reduce fuel economy. Banks Ram-Air diffe... Banks Power 01-19 GM / RAM Black Ops Differential Cover Kit 11.5/11.8-14 Bolt 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $414.08 |
 IN STOCK 1061825Other differential covers are large and bulky resulting in lubricating oil being flung off the ring gear. BD's design deflects the oil back onto the ring gear and into the pinion gear for cooler longer life.... BD Diesel Differential Cover - 03-15 Dodge 2500/3500 / 01-13 Chevy Duramax 2500/3500 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $318.95 |
 IN STOCK - DROPSHIPS YP C5-C11.5Yukon provides a full line of OEM style and chrome differential covers... Yukon Gear Finned Aluminum Cover For Dodge & GM 11.5in 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $433.89 |
 IN STOCK - DROPSHIPS YHCC-GM14T-MYukon Hardcore Diff Covers provide your differential with the highest levels of protection for severe off road use.... Yukon Gear Hardcore Diff Cover for 14 Bolt GM Rear w/ 8mm Cover Bolts 2001-2002 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT 2006-2006 GMC Sierra 3500 SL $267.89 |