Sierra 2500 HD

This Tuff Country 12934 2 Inch Lift Kit for the 2500HD truck uses front replacement torsion bar keys and rear lift blocks to lift your Silverado/Sierra 2 inches. The included torsion bar keys reindex the factory 2500HD torsion bars which lifts the truck...

Replace the stock, stamped metal pan with one that will help keep your transmission cool and protected.Cast from high-grade A356-T6 aluminum alloy and holding stock fluid capacity, it is only 5" deep making this pan perfect for those who like their rides...

Made from high-quality cast A356-T6 aluminum for strength and optimum heat dissipation. PPE's differential covers offer industry-leading fluid cooling. Equipped with internal heat sinks and external cooling fins, increasing the pan's surface area helps...

Made from high-quality cast A356-T6 aluminum for strength and optimum heat dissipation. PPE's differential covers offer industry-leading fluid cooling. Equipped with internal heat sinks and external cooling fins, increasing the pan's surface area helps...

Yukon Hardcore Diff Covers are constructed from thick-walled, high-strength nodular steel to protect lockers, gears and axles from the most extreme hits in off road driving. They also increase the structural rigidity of the differential, reducing...

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 cast aluminum with reinforced ribs for maximum strength. This cover comes with all...

Replace the stock, stamped metal pan with one that will help keep your transmission cool and protected.Cast from high-grade A356-T6 aluminum alloy and holding stock fluid capacity, it is only 5" deep making this pan perfect for those who like their rides...

Yukon Hardcore Diff Covers are constructed from thick-walled, high-strength nodular steel to protect lockers, gears and axles from the most extreme hits in off road driving. They also increase the structural rigidity of the differential, reducing...

Cracked transmission tail shaft housings (located between the transfer case and the transmission) are a common problem for GM Allison-equipped 4x4 pick-ups in off-road and drag racing applications. Even a nominal amount of driveline vibration can cause...

Made from cast aluminum, these covers add strength to center of the transmission case eliminating trans oil seepage at the mating surface.Cooling fins double the surface area (60.74 sq. in.) when compared to stock (30.62 sq. in.), which increases heat...

Made from cast aluminum, these covers add strength to center of the transmission case eliminating trans oil seepage at the mating surface.Cooling fins double the surface area (60.74 sq. in.) when compared to stock (30.62 sq. in.), which increases heat...

Prevent front driveline damage on your lifted Chevy Silverado or GMC Sierra 2500HD or 3500HD with the BDS driveshaft boot extension. HD factory front driveshaft boot is made of a stiff rubber that gets less pliable as it ages and is exposed to the...