{"product_id":"fueltech-ft450-ft550-unterminated-wiring-harness-a-connector","title":"FuelTech FT450 \/ FT550 Unterminated Wiring Harness – A Connector","description":"\u003ch2 data-start=\"346\" data-end=\"418\"\u003eProfessional Unterminated EFI Harness for FuelTech FT450 \u0026amp; FT550 ECUs\u003c\/h2\u003e\n\u003cp data-start=\"420\" data-end=\"743\"\u003eThe FuelTech FT450 \/ FT550 Unterminated Wiring Harness (A Connector) is designed for builders and fabricators who want complete control over their EFI wiring layout. This harness provides a direct, OEM-style interface to the FuelTech ECU while leaving all conductors unterminated for fully custom engine and chassis wiring.\u003c\/p\u003e\n\u003cp data-start=\"745\" data-end=\"905\"\u003eIdeal for motorsports, engine swaps, and clean-sheet EFI builds, this harness allows precise routing and integration without unnecessary adapters or extensions.\u003c\/p\u003e\n\u003chr data-start=\"907\" data-end=\"910\"\u003e\n\u003ch2 data-start=\"912\" data-end=\"971\"\u003eOEM FuelTech A Connector with Full Custom Wiring Control\u003c\/h2\u003e\n\u003cp data-start=\"973\" data-end=\"1174\"\u003eThis harness features a genuine FuelTech \u003cstrong data-start=\"1014\" data-end=\"1029\"\u003eA connector\u003c\/strong\u003e that plugs directly into the FT450 or FT550 ECU, ensuring proper pin alignment, secure terminal retention, and long-term electrical reliability.\u003c\/p\u003e\n\u003cp data-start=\"1176\" data-end=\"1333\"\u003eAll wires exit the connector unterminated, giving you total flexibility to integrate sensors, power, grounds, and outputs based on your specific application.\u003c\/p\u003e\n\u003chr data-start=\"1335\" data-end=\"1338\"\u003e\n\u003ch2 data-start=\"1340\" data-end=\"1393\"\u003eBuilt for Standalone EFI \u0026amp; Motorsport Applications\u003c\/h2\u003e\n\u003cp data-start=\"1395\" data-end=\"1541\"\u003eThe wiring used in this harness is suitable for EFI and motorsports environments where reliability, serviceability, and clean layout are critical.\u003c\/p\u003e\n\u003cp data-start=\"1543\" data-end=\"1727\"\u003eEach conductor is \u003cstrong data-start=\"1561\" data-end=\"1596\"\u003eprinted with pin identification\u003c\/strong\u003e, streamlining the wiring process, reducing installation errors, and making troubleshooting significantly easier on complex builds.\u003c\/p\u003e\n\u003chr data-start=\"1729\" data-end=\"1732\"\u003e\n\u003ch2 data-start=\"1734\" data-end=\"1776\"\u003eFlexible Length for Clean ECU Placement\u003c\/h2\u003e\n\u003cp data-start=\"1778\" data-end=\"2014\"\u003eThis unterminated harness is supplied in a \u003cstrong data-start=\"1821\" data-end=\"1839\"\u003e10-foot length\u003c\/strong\u003e, allowing flexible ECU placement in the cabin, trunk, or other remote locations. The added length supports clean routing without the need for splices or secondary extensions.\u003c\/p\u003e\n\u003chr data-start=\"2016\" data-end=\"2019\"\u003e\n\u003ch2 data-start=\"2021\" data-end=\"2042\"\u003eIdeal Applications\u003c\/h2\u003e\n\u003cp data-start=\"2044\" data-end=\"2078\"\u003eThis harness is commonly used for:\u003c\/p\u003e\n\u003cul data-start=\"2079\" data-end=\"2289\"\u003e\n\u003cli data-start=\"2079\" data-end=\"2126\"\u003e\n\u003cp data-start=\"2081\" data-end=\"2126\"\u003eFuelTech FT450 standalone ECU installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2127\" data-end=\"2174\"\u003e\n\u003cp data-start=\"2129\" data-end=\"2174\"\u003eFuelTech FT550 standalone ECU installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2175\" data-end=\"2209\"\u003e\n\u003cp data-start=\"2177\" data-end=\"2209\"\u003eCustom EFI wiring from scratch\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2210\" data-end=\"2246\"\u003e\n\u003cp data-start=\"2212\" data-end=\"2246\"\u003eRace cars and motorsports builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2247\" data-end=\"2289\"\u003e\n\u003cp data-start=\"2249\" data-end=\"2289\"\u003eEngine swaps and custom chassis wiring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2291\" data-end=\"2294\"\u003e\n\u003ch2 data-start=\"2296\" data-end=\"2314\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul data-start=\"2316\" data-end=\"2480\"\u003e\n\u003cli data-start=\"2316\" data-end=\"2373\"\u003e\n\u003cp data-start=\"2318\" data-end=\"2373\"\u003e1× FuelTech FT450 \/ FT550 Unterminated Wiring Harness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2374\" data-end=\"2420\"\u003e\n\u003cp data-start=\"2376\" data-end=\"2420\"\u003eOEM FuelTech \u003cstrong data-start=\"2389\" data-end=\"2404\"\u003eA Connector\u003c\/strong\u003e pre-installed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2421\" data-end=\"2480\"\u003e\n\u003cp data-start=\"2423\" data-end=\"2480\"\u003eUnterminated, labeled conductors for full customization\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2482\" data-end=\"2485\"\u003e\n\u003ch2 data-start=\"2487\" data-end=\"2508\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp data-start=\"2510\" data-end=\"2687\"\u003eThis product is intended for advanced wiring projects. Proper ECU pinout references, open-barrel crimping tools, and professional wiring knowledge are required for installation.\u003c\/p\u003e\n\u003cp data-start=\"2689\" data-end=\"2794\"\u003eImproper wiring may result in ECU or component damage. Professional installation is strongly recommended.\u003c\/p\u003e\n\u003ch2 data-start=\"2689\" data-end=\"2794\"\u003e\u003ca href=\"https:\/\/files.fueltech.net\/manuals\/FT450_FT550_FT550LITE_FT600.pdf\" target=\"_blank\" title=\"fueltech ft450 ft550 ft600 ft700 manual pinout and diagram schematics\" rel=\"noopener\"\u003eFueltech Wiring Diagrams Here\u003c\/a\u003e\u003c\/h2\u003e","brand":"VTI","offers":[{"title":"Default Title","offer_id":47453162242240,"sku":"vti413","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/7956\/1152\/files\/IMG_9825-Enhanced-NR.webp?v=1770774860","url":"https:\/\/www.vtecinnovations.com\/products\/fueltech-ft450-ft550-unterminated-wiring-harness-a-connector","provider":"VTI","version":"1.0","type":"link"}