{"product_id":"oyviny-4-pin-5-wire-trailer-wiring-harness-22ft-pure-copper-nylon-net-tube-protection","title":"Oyviny 4 Pin 5 Wire Trailer Wiring Harness 22FT – Pure Copper, Nylon Net Tube Protection","description":"\u003cdiv\u003e\n  \u003ch2\u003eOverview\u003c\/h2\u003e\n  \u003cp\u003eUpgrade your trailer wiring with Oyviny’s 4 Pin 5 Wire Trailer Wiring Harness. This 22 ft kit is designed to rewire taillight circuits on both sides, using a practical wishbone Y-Harness design that minimizes splicing and keeps power routing neat from hitch to taillights. Built for real-world use, it blends straightforward installation with durable construction so you can focus on the road ahead rather than wrestling with tangled wires.\u003c\/p\u003e\n  \u003cp\u003eThe kit combines a color-coded 4-way flat harness with a robust build. Copper conductors deliver reliable signal transmission, while a thick PVC coating shields against moisture and corrosion. A black nylon net tube wraps the wires, adding extra protection where cables duck under trailers and through chassis areas prone to abrasion.\u003c\/p\u003e\n\n  \u003ch2\u003eWhat you get\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eY-Harness Connector: a wishbone design that lets two brown wires feed left and right taillights without unnecessary splicing.\u003c\/li\u003e\n    \u003cli\u003eColor coded wires: simple, intuitive wiring for brake lights, turn signals, and taillights on both sides.\u003c\/li\u003e\n    \u003cli\u003eDurable construction: thick PVC insulation, pure copper conductors, and a nylon net shield for long-lasting use.\u003c\/li\u003e\n    \u003cli\u003eAmple length: 22 ft of trailer-side wiring plus 2.5 ft ground lead for flexible routing and installation options.\u003c\/li\u003e\n    \u003cli\u003eWide compatibility: fits industry-standard 4-way flat sockets, ideal for replacing worn wiring on a broad range of trailers.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eWhy this matters\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eReliability in everyday use: copper conductors and protective coating help preserve signal integrity and resist wear from road exposure.\u003c\/li\u003e\n    \u003cli\u003eAll-in-one simplicity: the Y-Harness design reduces splicing complexity, saving time during installation and maintenance.\u003c\/li\u003e\n    \u003cli\u003eFlexible installation: generous length supports a variety of trailer layouts and mounting options.\u003c\/li\u003e\n    \u003cli\u003eProtection where it matters: nylon net tube shields wiring in high-friction zones, guarding against abrasion and chafing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eReal-world use cases\u003c\/h2\u003e\n  \u003cp\u003eWhether retrofitting an older trailer for safer night signaling or replacing frayed wiring on a work trailer that travels weekly, this kit helps you re-route power cleanly and efficiently. The clear color coding makes it easier to verify connections at a glance, while the sturdy build stands up to outdoor exposure and rough road conditions.\u003c\/p\u003e\n\n  \u003ch2\u003eInstallation tips\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003ePlan your wire path before removal to keep the final setup tidy and easily serviceable.\u003c\/li\u003e\n    \u003cli\u003eRoute the nylon net tube away from moving parts, heat sources, and sharp edges; secure with zip ties as needed.\u003c\/li\u003e\n    \u003cli\u003eTest all lighting functions with the tow vehicle before heading out on the road.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eKey specs at a glance\u003c\/h2\u003e\n  \u003cp\u003e4-pin, 5-wire trailer side configuration; 22 ft main run + 2.5 ft ground lead; copper conductors; PVC insulation; nylon net protection. Designed to work with standard 4-way flat trailer sockets.\u003c\/p\u003e\n\u003c\/div\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 all 4-way flat trailers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s designed to fit industry-standard 4-way flat sockets and can replace worn wiring on many trailers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long is the wiring and is it suitable for longer trailer installs?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes 22 ft of wiring plus a 2.5 ft ground lead, offering flexible routing for most trailer layouts.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Oyviny","offers":[{"title":"Default Title","offer_id":42467681402965,"sku":"B0CNXDLQT2","price":35.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/oyviny-4pin-5wire-trailer-harness-overview.jpg?v=1778060574","url":"https:\/\/plentytorque.co.uk\/products\/oyviny-4-pin-5-wire-trailer-wiring-harness-22ft-pure-copper-nylon-net-tube-protection","provider":"PlentyTorque","version":"1.0","type":"link"}