Tuff Country 01-10 GMC Sierra 2500HD 4wd 2in Rear Block & U-Bolt Kit Rear Bumpers 4 X 3/8 Inch -16

4 X 3/8 Inch -16 x 3 Inch ASTM F835 Hex Drive Zinc Finish Alloy Steel Flat Socket Cap Screw

7 Liter SM465/M20

BRExhaust 106-0091 is engineered for OEM 15105766 exhaust replacement

If you don't wish to perform an install into the housings yourself

Designed to fit the 2005-2006 Dodge Dakota and 2006 Mitsubishi Raider

Tuff Country 01-10 GMC Sierra 2500HD 4wd 2in Rear Block & U-Bolt Kit Rear Bumpers 4 X 3/8 Inch -16Tuff Country's block and u bolts kits are an economical solution to raising the rear end of many trucks and SUVs. Lift blocks are inserted between the factory axle and leaf spring to lift the rear end. Each kit includes lift blocks and extended zinc plated u bolts, custom fit for the application.