Westin HDX Drop Nerf Bars 20-26 GM 2500HD/3500HD Double Cab ISSPRO-R42277 This is designed to be

This is designed to be used as a replacement for the lower bushing pr the axle side bushing on factory track bars

Lowering the drive pressure results in less strain on your engine's internals

which is designed for engines that rev above 3

Since rail pressure is in essence "fooled" you will need a 6

7L Freedom Series performance cylinder head

Westin HDX Drop Nerf Bars 20-26 GM 2500HD/3500HD Double Cab ISSPRO-R42277 This is designed to beIf your truck sits high off the ground, having a solid step makes all the difference. Westin HDX Drop Nerf Bars give you a confident step into the cab while adding the rugged style truck owners love. The deep drop design places the step lower for easier access, while the high traction punch plate stepping area provides secure footing, whether you are climbing in with work boots, muddy shoes, or gear in your hands. Built from heavy duty one piece