N-FAB Growler Running Board
N-FAB Growler Running Board
N-FAB Growler Running Board
AMP PowerStep XL
N-FAB Growler Running Board
N-FAB Growler Running Board
N-FAB Growler Running Board
AMP PowerStep XL

AMP Research PowerStep XL Running Board

Starting at $1,899.00

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AMP Research invented the PowerStep™ XL featuring a rugged, bold design, offering a 3” lower stepping surface than the original PowerStep™ This product makes accessing your lifted truck easier. The same automatic, electric-powered running board that instantly extends when you open your door, and retracts out of sight when the doors close.

  • 3" lower stepping surface for accessing lifted trucks, Jeeps & SUV's
  • Automatic power-deploying running boards instantly extend when door opens and retracts when door closes
  • Low-profile integrated LED light system
  • Rail constructed of 6063 Marine grade aluminum 
  • Step anodized and PTFE coated military spec finish that resist corrosion and wear and tear
  • Precision stainless steel pivot pins for rock-solid stability
  • Integrated bracket system supports up to 600 pounds
  • Maintenance-free self-lubricating bushing for all-weather performance
  • American designed & engineered 
  • 5-year/60,000-mile warranty


Includes all hardware necessary for installation. Product comes with easy to understand vehicle specific installation instructions. Be sure to read and precisely follow the provided instructions when installing PowerStep XL™ Power Running Boards.


AMP Research stands behind its products with a hassle-free, comprehensive 5-year/60,000 mile warranty.


5 Total
Stephen M.
2020 Chevrolet Silverado 2500 HD
5 / 5
7 November 2020
Easy install - took about 4.5 hours to complete. These steps are expensive but you get what you pay for, they are very high quality and look really nice on my new truck. Thanks Amp Research!!!!! 5 STARS!!!!!
Christopher B.
2020 Chevrolet Silverado 3500 HD
5 / 5
28 September 2020
Very impressed with our new Powerstep Xl Running Boards! Glad we made the investment.
K.C. C.
2020 Jeep Gladiator
5 / 5
20 September 2020
Keep up the great work!
jason g.
2021 Chevrolet Silverado 3500 HD
4.7 / 5
22 December 2020
Love the XL boards. They are a must for lifted trucks. Added the over-ride switch too. Makes it nice for cleaning the truck and the boards. First timing owning power boards. I don't think I will ever run another truck with fixed boards. Thanks AMP-RESEARCH!!!!
Dick G.
2019 Ford F-250 Super Duty
4.7 / 5
26 September 2020
Good product just a little hard to swallow the cost