A brand of the Aebi Schmidt Group
Jump to Results

Wiring Harnesses

Easy, Plug-n-Play Solutions for Your Truck

Virtually No Wiring Knowledge Needed DIY Wire Harnesses for Truck Racks

wire harness for magnum truck rack

When you need an easy solution to install your lighted headache rack, our modular plug-n-play wire harnesses by Magnum are designed for an easy install. These wire harnesses run under the bed, plugging into your truck’s body harness. The plug and play design virtually eliminates the need for any wiring knowledge, giving you a simple solution to power the LED lights on your back rack. Whether it’s for reverse lights, brake lights or turn signal blinkers, the Magnum Truck Racks name guarantees quality.

Magnum offers truck rack wiring harnesses for all makes and models that they sell truck racks for, including; Chevy, Dodge, Ford, GM, Toyota, and Nissan. To purchase your headache rack wiring harness, choose from the options below.

PRO TIP: Try our easy to use Truck Rack Selection Guide to find exactly what you want for your vehicle!
NOTE ABOUT 2025/26 FITMENT: If you see a 2025 or 2026 vehicle option, fitment is confirmed. If not, we are still working on confirming fitment.
Showing products for:

Category: Wiring Harnesses

Filter Results
Change Vehicle