{"product_id":"curt-custom-wiring-connector-4-way-flat-56420-vehicle-specific-plug-and-play-for-hyundai-kia-dust-cover","title":"CURT Custom Wiring Connector 4-Way Flat 56420 — Vehicle-Specific Plug-and-Play for Hyundai \u0026 Kia Dust Cover","description":"\u003cp\u003e\u003cstrong\u003eThe CURT 56420 custom wiring connector is a vehicle-specific plug-and-play T-connector that provides a 4-way flat trailer socket without cutting or splicing your factory wiring.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you tow occasionally or frequently, adding a reliable trailer wiring socket should be simple and reversible. The CURT 56420 is made to fit select Hyundai and Kia models and uses an OEM-compatible plug to create a standard 4-way flat output that powers tail lights, brake lights and turn signals. It includes the mounting hardware and a dust cover so the connector stays clean when not in use.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles does this CURT harness fit?\u003c\/h3\u003e\n\u003cp\u003eThis connector is designed as a custom-fit T-connector for specific model years of Hyundai Palisade, Hyundai Santa Fe, Hyundai Tucson, Kia Telluride and Kia Carnival. Always confirm fitment with the product application info for exact years and trims before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMade for particular Hyundai and Kia models—vehicle-specific fit.\u003c\/li\u003e\n  \u003cli\u003eCheck the application guide or VIN lookup for compatibility.\u003c\/li\u003e\n  \u003cli\u003eNo universal splicing needed when matched to the correct vehicle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it install and what tools are required?\u003c\/h3\u003e\n\u003cp\u003eInstallation is plug-and-play: the connector mates with the vehicle's OEM socket and creates a 4-way flat trailer outlet instantly. There’s no cutting, splicing, or soldering, so most installs are quick and can be completed with minimal tools.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug into the factory wiring socket—no vehicle wiring modification.\u003c\/li\u003e\n  \u003cli\u003eIncludes hardware for secure mounting of the connector socket.\u003c\/li\u003e\n  \u003cli\u003eTypical install time: short; basic hand tools like a trim tool or socket set may be helpful.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features improve durability and compatibility?\u003c\/h3\u003e\n\u003cp\u003eThe CURT 56420 uses SMT (surface-mount technology) circuitry and a built-in tail light converter to ensure reliable signal translation between the vehicle and trailer lighting. A dust cover helps protect the connector when it’s not in use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSMT circuitry for consistent electrical performance and long life.\u003c\/li\u003e\n  \u003cli\u003eTail light converter ensures correct signal for many vehicle lighting systems.\u003c\/li\u003e\n  \u003cli\u003eDust cover keeps pins clean and prevents corrosion when stored.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat signals and trailers are supported by the 4-way flat socket?\u003c\/h3\u003e\n\u003cp\u003eThe standard 4-way flat output supplies running lights, left and right turn signals, and brake lights—sufficient for basic trailers, small boats, cargo trailers and utility trailers that do not require battery charge or reverse\/auxiliary functions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProvides tail, stop, and turn signal circuits for most small-to-medium trailers.\u003c\/li\u003e\n  \u003cli\u003eNot intended for trailers needing 7-way functions such as trailer brake output or constant power.\u003c\/li\u003e\n  \u003cli\u003eUse with compatible 4-flat trailer plugs for immediate connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Drivers of compatible Hyundai and Kia vehicles who want a clean, reversible wiring solution for towing without modifying factory harnesses. It’s ideal for owners who tow light trailers, boats, ATVs or campers and prefer a reliable OEM-style connection that installs quickly and stays protected with included hardware and a dust cover.\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 or splice my vehicle wiring to install this connector?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The CURT 56420 plugs into the factory socket for a no-cut, no-splice installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this connector power trailer brakes or auxiliary functions?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The 4-way flat provides tail, stop and turn signals but not trailer brake or constant 12V power.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CURT","offers":[{"title":"Default Title","offer_id":48083870154910,"sku":"B083QXT6FS","price":91.23,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/curt-front-connector_44f97a46-5273-48e2-acf5-b10f3be29f79.jpg?v=1785837811","url":"https:\/\/northtrailauto.ca\/products\/curt-custom-wiring-connector-4-way-flat-56420-vehicle-specific-plug-and-play-for-hyundai-kia-dust-cover","provider":"North Trail Auto","version":"1.0","type":"link"}