Genuine OEM Audi Fuel Gauge Sender, part number 4L0919673A. This right-side sender unit is responsible for accurately measuring the fuel level within the vehicle's fuel tank, transmitting this critical information to the dashboard fuel gauge. Weighing 0.193 kg, it ensures reliable and precise fuel level readings. Using a genuine OEM sender guarantees accurate calibration and compatibility with the vehicle's electrical system, preventing erroneous readings and ensuring proper fuel management.