Genuine OEM Volkswagen Fuel Injector Wiring Harness, part number 03L971072E. This wiring harness provides the essential electrical connections and signals to the fuel injectors, ensuring precise and synchronized fuel delivery to the engine cylinders. It is typically routed within the engine bay, connecting to the injectors and engine control unit. This harness weighs 1.45 kg. Choosing a genuine OEM harness guarantees correct wire gauges, connector types, and insulation, which are crucial for reliable electrical conductivity and preventing misfires or engine performance issues.