Exterior Components› Running Boards, Truck Steps and Components
AMP Research
POWERSTEP WIRE HARNESS SUPER DUTY 2008 PNP (LIGHT KIT READY) *** ORDER 190397997L ***
SKU: A00H 19-03979-91L
Moderate — 2–4 hours
Description
MIA's Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | AMP Research |
| Part Number | A00H 19-03979-91L |
Videos
How to Install AMP Research PowerStep Step Bars
Amp Research Power Step override switch installation 2021 Chevrolet Silverado 1500 RST
How to Install AMP Research PowerStep Xtreme Running Boards
AMP Research POWERSTEP XTreme Electric Running Boards - Installation Guide
2023 Sierra at4 Silverado amp step wiring
Amp Research PowerStep Install: 2014 Dodge Crew Cab Short Bed #75138-01A
AMP Research POWERSTEP Unbox, Install, and Review
DIY: Bigger & Brighter LED for Amp Research Power Steps from ORACLE Lighting! True White Rock Lights
Installation: AMP Research PowerStep - Jeep
AMP Power Steps Too Dark? Here's How to Light Them Up!
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy