• Universal Fit: The FuelTech FT450/FT550 6 Cylinder Universal A and B Harness is designed to fit 6 cylinder engines effortlessly. Save time and effort during installation! • Versatile Application: With a few modifications, this harness can be used in various applications, making it a must - have for engine enthusiasts. • Durable Design: The insulation and connectors are resistant to moisture, heat, and oil, ensuring long - lasting performance. Technical Specification: - 6 EV1 injector connectors (12 when using FT550 and expansion B Harness) - FuelTech Peak and Hold external driver ready (both A and B Harnesses) - FuelTech WB - O2 NANO ready (one) - Intake air temperature sensor ready (GM style connector) - Engine Temperature (coolant) sensor ready - Fuel and oil pressure sensor ready - Extra output connector for custom use - Crank and Cam (Hall and VR) loose wires

This FuelTech FT550 6 Cylinder Expansion B Harness is perfect for engine mechanics and car enthusiasts who want to upgrade or install a 6 - cylinder engine. It can be used in a variety of cars with 6 - cylinder engines, whether they are in - line 6 or V6. It simplifies the wiring process and saves you time. As for the tech stuff, it comes with multiple injector connectors, is compatible with FuelTech's external drivers and sensors, and has an extra output for your custom needs.