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GOFOWRK 100FT 14-Gauge 4-Way Trailer Wiring Harness Kit

$34.99 on Amazon.com (as of October 12, 2026, 1:19 AM EST) View details ↗

Upgrade your towing setup with the GOFOWRK 100FT Trailer Wiring Harness Kit, expertly designed to meet the rigorous demands of marine, recreational, and utility towing applications. Featuring a generous 100-foot spool of heavy-duty 14-gauge wire, this comprehensive kit provides ample length to completely rewire a full-size trailer or handle multiple maintenance projects without the need for additional splices or extensions. Engineered for efficiency and reliability, the bonded flat wire configuration keeps conductors neatly aligned in a single strip, preventing frustrating tangles and streamlining the entire installation process beneath your vehicle or chassis.

Designed with safety and precision in mind, the harness incorporates a standard 4-way color-coded system utilizing distinct green, yellow, brown, and white wires. This intuitive color scheme ensures straightforward, error-free connections for your running lights, turn signals, and ground systems, making it accessible for both professionals and first-time users alike. Built in accordance with SAE J1128 standards, the wiring is encased in premium PVC insulation that offers exceptional resistance against moisture, wear, and environmental aging, thereby ensuring consistent, stable conductivity and dependable lighting performance across all your journeys.

Length100′
Wire Gauge14 AWG
Wiring Type4-Way Bonded Wishbone
Standards ComplianceSAE J1128
What types of towing applications is this wiring harness compatible with?
It features a universal fit suitable for boat trailers, RVs, campers, and general towing applications.
How does the color-coding assist with installation?
The standard 4-way color coding utilizes green, yellow, brown, and white wires to ensure quick, error-free connections for running lights, turn signals, and ground.
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