AMP Research PowerStep™ XL - 77158-01A Chevrolet-C-K-1991 AMP Research invented the PowerStep™

AMP Research invented the PowerStep™

Provides additional clearance between the bed extender and bed rails

NON PLUG N' PLAY SYSTEM Add Wow Factor To Your Truck w/AMP PowerStep XL Running Boards

Learn about the POWERSTEPXL and its features and benefits in this new video

Product comes with easy to understand vehicle specific installation instructions

AMP Research PowerStep™ XL - 77158-01A Chevrolet-C-K-1991 AMP Research invented the PowerStep™NON 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. Add Wow Factor To Your Truck w AMP