AMP Research 15-20 Chevy/GMC Silverado 2500-3500/Sierra 2500-3500/Crew & Double Cab PowerStep - 86147-01A

PowerStep SmartSeries Running Board fits 15-16 Silv/Sra HD, Crw/Dbl Cab Diesel Only The new Powerstep Smart Series is the latest innovation to bring more control for the electric-powered running board right to your fingertips. Enjoy the in-app flexibility to override your steps to stay up or down, as well as power on/off the integrated or an auxiliary LED light system. Note: Drilling Required