{"product_id":"curt-4-way-flat-trailer-wiring-harness-vehicle-side-custom-fit-for-mazda-cx-5-cx-50-plug-and-play-no-cutting","title":"CURT 4-Way Flat Trailer Wiring Harness — Vehicle-Side Custom Fit for Mazda CX-5\/CX-50, Plug-and-Play, No Cutting","description":"\u003cp\u003e\u003cstrong\u003eCURT 56487 is a vehicle-specific, plug-and-play 4-way flat trailer wiring harness designed to give select Mazda CX-5 and CX-50 models a reliable trailer light connection without cutting or splicing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Mazda lacks factory trailer wiring, adding a CURT custom T-connector is one of the fastest and most dependable ways to equip it for towing. This harness interfaces directly with the vehicle's taillight assembly via OEM-compatible plugs and supplies a standard 4-way flat socket that carries running lights, turn signals and brake lights to a trailer. The package includes all wiring components, a tail light converter to ensure compatibility, and a protective dust cover for the connector when it’s not in use.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the CURT 56487 make trailer wiring installation simpler?\u003c\/h3\u003e\n\u003cp\u003eThe harness is engineered for plug-and-play installation so you won’t need to cut factory wires, solder joints, or splice connectors. Vehicle-specific OEM-style plugs mate with the taillight assembly, minimizing installation time and preserving factory wiring integrity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit OEM-compatible connectors for the Mazda tail light sockets\u003c\/li\u003e\n  \u003cli\u003eNo wire cutting, splicing, or soldering required\u003c\/li\u003e\n  \u003cli\u003eIncludes mounting hardware and dust cap for a tidy installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat trailer functions does the 4-way flat connector provide?\u003c\/h3\u003e\n\u003cp\u003eThe supplied 4-way flat socket transmits essential lighting signals from the vehicle to the trailer: running\/taillights, left and right turn signals, and brake lights. The included tail light converter adapts the vehicle’s lighting signals for standard trailer circuits to maintain correct trailer light behavior.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRunning\/taillight circuit for visibility\u003c\/li\u003e\n  \u003cli\u003eLeft and right turn signal outputs for safe lane changes\u003c\/li\u003e\n  \u003cli\u003eBrake light signal to alert following traffic\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the CURT wiring harness durable and reliable for regular towing use?\u003c\/h3\u003e\n\u003cp\u003eCURT builds this harness with quality components and SMT circuitry to improve electrical stability and long-term durability under typical towing conditions. The design resists common stressors like vibration and moisture when installed correctly and protected at the connector end with the provided dust cover.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSMT circuit technology for consistent signal performance\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant terminals and sealed connectors where applicable\u003c\/li\u003e\n  \u003cli\u003eDust cover included to guard the socket when unused\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich Mazda models and model years is this harness compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis CURT 56487 harness is made as a vehicle-specific fit for select Mazda CX-5 and CX-50 model years. Always verify fitment using the vehicle application details before purchasing to ensure correct compatibility with your year, trim and factory wiring configuration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for specific CX-5 and CX-50 years and trims (see application guide)\u003c\/li\u003e\n  \u003cli\u003ePlug-and-play fit avoids modifications to factory wiring harnesses\u003c\/li\u003e\n  \u003cli\u003eNot universal — confirm vehicle fitment prior to installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The CURT 56487 is ideal for Mazda owners who need a straightforward, factory-friendly way to add basic trailer lighting to their CX-5 or CX-50. It suits DIY installers who prefer a clean plug-in solution and professional installers who value vehicle-specific connectors. If you tow trailers, small boats, utility trailers or cargo carriers and want an OEM-like installation without cutting factory wires, this harness delivers a reliable, compact 4-way connection with industry-grade components and a protective dust cover for long-term use.\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: Do I need to cut my Mazda’s factory wires to install this harness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The CURT 56487 uses OEM-style plugs that connect directly to the taillight assembly with no cutting or splicing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this harness power my trailer brakes or 7-way functions?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This is a 4-way flat harness for lights only; it does not provide a brake controller or 7-way power circuits.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CURT","offers":[{"title":"Default Title","offer_id":48081435885726,"sku":"B0C6R49TLN","price":138.97,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/curt-56487-front-connector-view.jpg?v=1785804397","url":"https:\/\/northtrailauto.ca\/products\/curt-4-way-flat-trailer-wiring-harness-vehicle-side-custom-fit-for-mazda-cx-5-cx-50-plug-and-play-no-cutting","provider":"North Trail Auto","version":"1.0","type":"link"}