PowerStep Xtreme Running Boards Plug N Play System For 2019-2021 Silverado/Sierra 2020-2022 Silverado/Sierra 2500/3500 Double and Crew Cab AMP Research Suspension Packages frictionless operation with no binding

frictionless operation with no binding and virtually eliminate springs and failure-prone moving parts

solid black light covers

Marker Light: 1X 17+ Super Duty Center Marker Light

It features the distinctive S-Type sound level Without drone or resonance inside the vehicle

High Impact Polycarbonate lens

PowerStep Xtreme Running Boards Plug N Play System For 2019-2021 Silverado/Sierra 2020-2022 Silverado/Sierra 2500/3500 Double and Crew Cab AMP Research Suspension Packages frictionless operation with no bindingFor those owners who live and work in challenging environments. Sub zero winters, mud caked rockers. AMP Research Powerstep XTreme is designed to hold up to the extreme. Features and Benefits: 5 year 60,000 mile warranty Aggressive design for extreme traction, all weather performance made from high strength, die cast aluminum components Dual motors drive this electric powered running board to deliver more power when deploying and retracting LED lights