{"product_id":"oyviny-plug-play-uscar-7-pin-to-4-pin-trailer-wiring-harness-tailgate-light-bar-adapter","title":"Oyviny Plug \u0026 Play USCAR 7-Pin to 4-Pin Trailer Wiring Harness – Tailgate Light Bar Adapter","description":"\u003ch2\u003eEffortless, plug-and-play trailer wiring\u003c\/h2\u003e\n\u003cp\u003eUpgrade your towing setup with the Oyviny USCAR 7-Pin to 4-Pin Trailer Wiring Harness. This plug-and-play adapter taps into your vehicle's USCAR 7-way connector and provides a ready-made 4-way flat socket for LED tailgate bars or auxiliary trailers. By preserving the OEM 7-way, you can maintain your factory towing capability while adding versatile 4-way connectivity for lighting accessories.\u003c\/p\u003e\n\u003ch2\u003eWhat it does\u003c\/h2\u003e\n\u003cp\u003eThe harness connects to an existing USCAR connector and delivers a dedicated 4-wire circuit that powers brake, turn, and taillights through a standard 4-pin trailer plug. It lets you add a tailgate light bar or other 4-prong accessories without cutting wires.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play installation, no wire cutting required\u003c\/li\u003e\n  \u003cli\u003ePreserves the OEM 7-way connection for towing\u003c\/li\u003e\n  \u003cli\u003e41 inch length provides routing flexibility\u003c\/li\u003e\n  \u003cli\u003e16 AWG pure copper conductors for reliable signal transmission\u003c\/li\u003e\n  \u003cli\u003eDurable black slit loom protects the wiring from abrasion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility and usage\u003c\/h3\u003e\n\u003cp\u003eNote: Only compatible with vehicles featuring a Factory Tow Package and a USCAR 7-pin socket. If your truck has rear parking assist or trailer detection, using a 4-prong extension for LED tailgate or light bars may trigger trailer detection and disable certain sensors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to fit GMC, Dodge Ram, Ford, Toyota Tacoma\/Tundra, Jeep and other models with factory USCAR wiring\u003c\/li\u003e\n  \u003cli\u003eDoes not require cutting or splicing; keeps existing OEM wiring intact\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDurable build for on-road use\u003c\/h3\u003e\n\u003cp\u003eThe harness uses 16 AWG copper wires, rated for consistent performance, housed in robust black plastic connectors and protected by a weather-ready loom. The result is a tidy, resilient wiring solution for tailgate lighting and trailer setups.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this harness compatible with my vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It works with models that have a factory tow package and a USCAR 7-pin socket; verify your truck's connector.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will using the 4-pin extension affect vehicle sensors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Using the 4-prong extension may disable features like blind-spot radar and backup assist in certain setups.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Oyviny","offers":[{"title":"Default Title","offer_id":42468488020053,"sku":"B08THNVP7S","price":36.64,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/oyviny-uscar-7pin-to-4pin-harness.jpg?v=1778075308","url":"https:\/\/plentytorque.co.uk\/products\/oyviny-plug-play-uscar-7-pin-to-4-pin-trailer-wiring-harness-tailgate-light-bar-adapter","provider":"PlentyTorque","version":"1.0","type":"link"}