Genuine OEM Audi High Pressure Fuel Pump, part number 03H127025E. This essential component is responsible for pressurizing fuel and delivering it to the engine's direct injection system, ensuring efficient combustion and power output. It is typically mounted on the engine, driven by the camshaft. Weighing 1 kg, this pump is engineered for precise fuel delivery. Choosing a genuine OEM fuel pump guarantees the correct pressure regulation and flow characteristics, vital for engine performance and longevity.