AMP RESEARCH 76247-01A POWERSTEP (PLUG-N-PLAY) 2017-2019 GM SILVERADO/SIERRA 2500HD/3500HD (EXTENDED & CREW CAB) TRANSMISSION OPTIONS GMC Sierra 2500 HD 3/4

GMC Sierra 2500 HD 3/4 Ton (2001 - 2019)

TIG-Welding provides the strongest welds reducing stress cracks

or step-by-step tech support

Machined Ports & Gasket Matched Design Maximizes Exhaust Flow

AMP RESEARCH 76247-01A POWERSTEP (PLUG-N-PLAY) 2017-2019 GM SILVERADO/SIERRA 2500HD/3500HD (EXTENDED & CREW CAB) TRANSMISSION OPTIONS GMC Sierra 2500 HD 3/4Step into your 2017 2019 Chevy Silverado and GMC Sierra with the AMP Research 76247 01A PowerStep. The AMP Research PowerStep is a retractable electric powered running board that instantly extends when you open the door. Once the door is closed, it then hides itself safely out of sight for improved ground clearance, aerodynamics, and appearance. Invented, engineered, and built in America, the AMP Research PowerStep has been tested and proven to