AMP Research PowerStep™ XL - 77104-01A GMC-Sierra-2500-2015 EXCLUDES TRX MODEL Side steps

EXCLUDES TRX MODEL Side steps for hard-working trucks

EXCLUDES TRX MODEL Go ahead and step on it

Easy Assembly And Installation

NON PLUG N' PLAY SYSTEM / MEGA CAB The AMP Research POWERSTEPXL automatic electric-powered running board is designed for lifted trucks

AMP Research PowerStep™ XL - 77104-01A GMC-Sierra-2500-2015 EXCLUDES TRX MODEL Side stepsNON PLUG N' PLAY SYSTEM The AMP Research POWERSTEPXL automatic electric powered running board is designed for lifted trucks. The board has been integrated into a custom rocker rail and creates a seamless look while providing a 3 in. lower stepping surface than the original POWERSTEP. This allows easier access to and from the vehicle's cab. Learn about the POWERSTEPXL and its features and benefits in this new video. NON PLUG N' PLAY SYSTEM Add Wow