Genuine OEM Volkswagen Fuel Supply Unit, part number 5QM919051A. This unit integrates the fuel pump and fuel level transmitter, responsible for supplying fuel to the engine and indicating the fuel level. It is part of the fuel tank assembly. The unit measures 0.25m in length, 0.185m in width, and 0.21m in height, weighing 1.816 kg. Genuine OEM fuel supply units are critical for precise fuel delivery and accurate fuel level readings, ensuring proper engine operation.