{"product_id":"nilight-4-pin-trailer-wiring-harness-for-toyota-55513-plug-and-play-4-flat-with-dust-cover","title":"Nilight 4-Pin Trailer Wiring Harness for Toyota (55513) — Plug-and-Play 4‑Flat with Dust Cover","description":"\u003cp\u003e\u003cstrong\u003eNilight's 4-pin trailer wiring harness kit 55513 is a vehicle-specific, plug-and-play solution that adds a standard 4-flat connector to compatible Toyota trucks for reliable trailer lighting.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you tow occasionally or regularly, a dedicated trailer wiring harness gives your truck proper tail light, brake, and turn-signal connections without cutting into factory wiring. The Nilight 55513 is built to fit specific Toyota models and years, plugs directly into OEM connectors, and stores neatly under the vehicle when not in use. It includes hardware and a rubber dust cover to keep the connector protected from the elements.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Toyota models and years does this harness support?\u003c\/h3\u003e\n\u003cp\u003eNilight 55513 is designed for precise compatibility with older and newer Toyota trucks so you can install it without modifying factory wiring. Check your model and production year against the fit list before ordering to ensure a seamless fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 1993–1998 Toyota T100\u003c\/li\u003e\n  \u003cli\u003eFits 2005–2015 Toyota Tacoma\u003c\/li\u003e\n  \u003cli\u003eFits 2008–2012 Toyota Hilux\u003c\/li\u003e\n  \u003cli\u003eOEM-style connectors match factory plug locations behind taillight housings and rear bumper\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation—do I need to cut factory wires?\u003c\/h3\u003e\n\u003cp\u003eThe harness is plug-and-play so no wire cutting or splicing is required. It connects directly to the vehicle's existing trailer wiring plugs, making installation straightforward for DIYers or installers alike.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlugs into factory connectors behind driver and passenger-side taillights\u003c\/li\u003e\n  \u003cli\u003eIncludes zip ties and one screw for securing the harness and routing cables\u003c\/li\u003e\n  \u003cli\u003eNo electrical expertise required for standard installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat functions does the 4-flat connector provide?\u003c\/h3\u003e\n\u003cp\u003eThe standard 4-way flat connector handles essential trailer lighting signals so you can tow safely and legally. It stows under the bumper when not in use to stay out of the way and protected.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePowers trailer tail\/parking lights\u003c\/li\u003e\n  \u003cli\u003eProvides brake light signal to trailer\u003c\/li\u003e\n  \u003cli\u003eTransmits left and right turn signals\u003c\/li\u003e\n  \u003cli\u003eConnector stores beneath vehicle near hitch after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Nilight protect the connector from weather and road debris?\u003c\/h3\u003e\n\u003cp\u003eThe kit includes a snug rubber dust cover and uses durable components designed for automotive exposure, extending the usable life of the connector and maintaining dependable electrical contact.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRubber dust cover fits tightly over the 4-flat plug when not connected\u003c\/li\u003e\n  \u003cli\u003eWeather-resistant connector housing built for exterior use\u003c\/li\u003e\n  \u003cli\u003eHardware included to mount and secure the harness away from heat and moving parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis package includes one custom 4-pin trailer wiring harness, nine zip ties, and one screw for a complete installation. The kit is tailored for the listed Toyota models so you avoid generic harness fitment issues and get a neat, factory-like connection every time.\u003c\/p\u003e\n\n\u003cp\u003eWho is this for: Drivers of compatible Toyota T100, Tacoma, or Hilux trucks who want a tidy, OEM-compatible trailer wiring solution without cutting factory wiring. It suits DIY enthusiasts, weekend haulers, and installers seeking a reliable, weather-protected 4-way connector for standard trailers.\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: Will I need to splice my truck's factory wires to install this?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The Nilight 55513 is plug-and-play and connects to OEM plugs without cutting or splicing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the kit include protection for the connector when not in use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. A snug rubber dust cover is included to shield the 4-flat connector from weather and debris.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Nilight","offers":[{"title":"Default Title","offer_id":48083318440094,"sku":"B0D99C2Z3R","price":64.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/nilight-harness-front-connector.jpg?v=1785831500","url":"https:\/\/northtrailauto.ca\/products\/nilight-4-pin-trailer-wiring-harness-for-toyota-55513-plug-and-play-4-flat-with-dust-cover","provider":"North Trail Auto","version":"1.0","type":"link"}