10′ Modular Plug-N-Play Wire Harness for either GM 1500 or GM 2500/3500


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California Residents Only – Prop. 65 Warning
WARNING: Some products may contain chemicals such as DEHP, which is known to the State of California to cause cancer or birth defects or reproductive harm. For more information, go to www.P65Warnings.ca.gov.


When you need an easy solution to install your lighted headache rack, our 10′ Modular Plug-N-Play Wire Harness is designed for an easy install. The 10′ wire harness runs under the bed, plugging into your trucks 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 reverse lights, brake lights or turn signal blinkers, and the Magnum name guarantees quality.

This wire harness is only for either 2019-2022 GM 1500 or 2020-2022 GM 2500/3500. For other models, see our standard 10′ Modular Plug-N-Play Wire Harness.

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