Genuine OEM Volkswagen Fuel Pump, part number 3QF919087F. This part is essential for delivering fuel from the tank to the engine. It is identified as part 1 in the diagram. The unit has dimensions of 0.29m in length, 0.18m in width, and 0.14m in height. Genuine OEM fuel pumps are manufactured to exact specifications to ensure proper fuel pressure and flow rate, critical for engine performance and longevity.