R5 Nerf Bars 28-51270 GMC-Sierra-2500-HD-2021 There is no guesswork

There is no guesswork

*OPTIONAL* - We offer two sets of control arms

Power Harness: Wires Power and Ground for the system and includes a fuse Tap to indicate ignition power to the system

Lower Stepping Surface Than The Regular PowerStep

R5 Nerf Bars 28-51270 GMC-Sierra-2500-HD-2021 There is no guessworkMount kit included Injection molded polymer step pad Protects vehicle rocker panels from potential damage 5 wide step area Triangular internal board design conceals brackets for a clean look Injection molded bracket covers included on some applications Optional light kit for end caps (part no. 28 51003) sold separately WARNING: Some products may contain chemicals such as DEHP, which can cause cancer, birth defects or other reproductive harm. For more