Amazon: utility trailer wiring harness SUZCO Submersible Rectangular Boat Utility Trailer Guides Light Wiring Harness Travel Kit, Marine Tail License Stop Turn Running Signal Lights 12V LED for Boat Trailer Truck RV Camper Snowmobile. by SUZCO. 4.1 out of 5 stars 42. $27 $ 27. 98. $2 coupon applied Save $2 with coupon. utility trailer wiring harness | eBay www›Search›utility trailer wiring harnessSave utility trailer wiring harness to get e-mail alerts and updates on your eBay Feed. + Items in search results. See search results that fit your vehicle. Select Vehicle. 4 Way Trailer Wiring Harness For Utility Boat Trailers Light Cable Connector New See more like this.