Engine Wiring Harness 2003 2004 3C3Z12B637BA For Ford Super Duty F250 F350 F450

** A new open-box item in its original packaging. This item is guaranteed New in pristine condition.**

【Fitment】This product is compatible with 2003-2004 Ford F-250, F-350, F-450, and F-550 Super Duty models equipped with the 6.0L Diesel Engine, specifically those manufactured between January 30, 2003, and September 29, 2003. It serves as a direct replacement for OE Part Numbers: 3C3Z-12B637-BA and 3C3Z12B637BA. The protective plastic surfaces are engineered to endure elevated temperatures, diverse chemical agents, significant impacts, and pressure.

【Included Components】The included engine wiring harness assembly meets or exceeds OEM Ford Parts specifications. It comes complete with all necessary connectors. Professional installation is recommended (installation instructions are not included). The kit also comprises new glow plug and intake heater relays. The integrated power wire and charge harness have undergone rigorous inspection and multiple upgrades to ensure robust performance, excellent drive quality, and user-friendly plug-and-play operation.

【High-Quality Construction】This diesel engine wiring harness ensures rapid power transmission and supply. Constructed with premium copper core wires, it exhibits low eccentricity and resistance, anti-corrosion properties, wear resistance, and durability, thereby guaranteeing optimal electrical conductivity. These specifications and functions effectively connect the internal components of your vehicle, facilitating a straightforward and hassle-free installation.

Ships within 1 business day.