{"product_id":"fueltech-ft550-unterminated-wiring-harness-b-connector","title":"FuelTech FT550 Unterminated Wiring Harness – B Connector","description":"\u003ch2 data-start=\"510\" data-end=\"584\"\u003eProfessional Unterminated EFI Harness for Custom FuelTech Installations\u003c\/h2\u003e\n\u003cp data-start=\"586\" data-end=\"903\"\u003eThe FuelTech FT550 Unterminated Wiring Harness (B Connector) is designed for experienced builders and fabricators who require full control over their EFI wiring layout. This harness provides a direct, OEM-style connection to the FuelTech FT550 ECU while leaving all conductors unterminated for complete customization.\u003c\/p\u003e\n\u003cp data-start=\"905\" data-end=\"1115\"\u003eIdeal for race cars, engine swaps, and fully custom EFI builds, this harness allows you to design and route your wiring exactly how your application demands—without unnecessary adapters, extensions, or splices.\u003c\/p\u003e\n\u003chr data-start=\"1117\" data-end=\"1120\"\u003e\n\u003ch2 data-start=\"1122\" data-end=\"1183\"\u003eOEM FuelTech ECU Connector with Full Custom Wiring Freedom\u003c\/h2\u003e\n\u003cp data-start=\"1185\" data-end=\"1368\"\u003eThis harness features a genuine FuelTech \u003cstrong data-start=\"1226\" data-end=\"1247\"\u003eFT550 B connector\u003c\/strong\u003e that plugs directly into the ECU, ensuring proper pin fitment, terminal retention, and long-term electrical reliability.\u003c\/p\u003e\n\u003cp data-start=\"1370\" data-end=\"1554\"\u003eAll wires exit the connector unterminated, giving you the flexibility to integrate sensors, power distribution, and outputs according to your specific chassis and engine configuration.\u003c\/p\u003e\n\u003chr data-start=\"1556\" data-end=\"1559\"\u003e\n\u003ch2 data-start=\"1561\" data-end=\"1610\"\u003eBuilt for Motorsports \u0026amp; Standalone EFI Systems\u003c\/h2\u003e\n\u003cp data-start=\"1612\" data-end=\"1812\"\u003eThe wiring used in this harness is suitable for EFI and motorsports applications, making it appropriate for high-performance and competition vehicles where reliability and serviceability are critical.\u003c\/p\u003e\n\u003cp data-start=\"1814\" data-end=\"1998\"\u003eEach wire is clearly \u003cstrong data-start=\"1835\" data-end=\"1870\"\u003eprinted with pin identification\u003c\/strong\u003e, significantly reducing the chance of wiring errors during installation and streamlining the build process for complex systems.\u003c\/p\u003e\n\u003chr data-start=\"2000\" data-end=\"2003\"\u003e\n\u003ch2 data-start=\"2005\" data-end=\"2047\"\u003eFlexible Length for Clean ECU Placement\u003c\/h2\u003e\n\u003cp data-start=\"2049\" data-end=\"2290\"\u003eThis unterminated harness is offered in a \u003cstrong data-start=\"2091\" data-end=\"2109\"\u003e10-foot length\u003c\/strong\u003e, allowing flexible ECU mounting in the cabin, trunk, or other remote locations. The extended length supports clean routing in custom builds without requiring additional extensions.\u003c\/p\u003e\n\u003chr data-start=\"2292\" data-end=\"2295\"\u003e\n\u003ch2 data-start=\"2297\" data-end=\"2318\"\u003eIdeal Applications\u003c\/h2\u003e\n\u003cp data-start=\"2320\" data-end=\"2354\"\u003eThis harness is commonly used for:\u003c\/p\u003e\n\u003cul data-start=\"2355\" data-end=\"2569\"\u003e\n\u003cli data-start=\"2355\" data-end=\"2389\"\u003e\n\u003cp data-start=\"2357\" data-end=\"2389\"\u003eCustom EFI wiring from scratch\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2390\" data-end=\"2437\"\u003e\n\u003cp data-start=\"2392\" data-end=\"2437\"\u003eFuelTech FT550 standalone ECU installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2438\" data-end=\"2480\"\u003e\n\u003cp data-start=\"2440\" data-end=\"2480\"\u003eRace cars and motorsports applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2481\" data-end=\"2523\"\u003e\n\u003cp data-start=\"2483\" data-end=\"2523\"\u003eEngine swaps and custom chassis wiring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2524\" data-end=\"2569\"\u003e\n\u003cp data-start=\"2526\" data-end=\"2569\"\u003eProfessional and DIY fabrication projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2571\" data-end=\"2574\"\u003e\n\u003ch2 data-start=\"2576\" data-end=\"2594\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul data-start=\"2596\" data-end=\"2752\"\u003e\n\u003cli data-start=\"2596\" data-end=\"2645\"\u003e\n\u003cp data-start=\"2598\" data-end=\"2645\"\u003e1× FuelTech FT550 Unterminated Wiring Harness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2646\" data-end=\"2692\"\u003e\n\u003cp data-start=\"2648\" data-end=\"2692\"\u003eOEM FuelTech \u003cstrong data-start=\"2661\" data-end=\"2676\"\u003eB Connector\u003c\/strong\u003e pre-installed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2693\" data-end=\"2752\"\u003e\n\u003cp data-start=\"2695\" data-end=\"2752\"\u003eUnterminated, labeled conductors for full customization\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2754\" data-end=\"2757\"\u003e\n\u003ch2 data-start=\"2759\" data-end=\"2780\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp data-start=\"2782\" data-end=\"2951\"\u003eThis product is intended for advanced wiring projects. Professional wiring knowledge, correct pinout references, and proper crimping tools are required for installation.\u003c\/p\u003e\n\u003cp data-start=\"2953\" data-end=\"3058\"\u003eImproper wiring can 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\" title=\"fueltech ft450 ft550 ft600 ft700 manual pinout and diagram schematics\" rel=\"noopener\" target=\"_blank\"\u003eFueltech Wiring Diagrams Here\u003c\/a\u003e\u003c\/h2\u003e","brand":"VTI","offers":[{"title":"Default Title","offer_id":47453105586368,"sku":"vti412","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/7956\/1152\/files\/IMG_9827-Enhanced-NR.webp?v=1770774400","url":"https:\/\/www.vtecinnovations.com\/products\/fueltech-ft550-unterminated-wiring-harness-b-connector","provider":"VTI","version":"1.0","type":"link"}