Genuine OEM Volkswagen SCR Filler Pipe, part number 7T0131965. This filler pipe provides a dedicated port for refilling the vehicle's SCR (Selective Catalytic Reduction) reduction agent tank. It is located as item 7 in the diagram. The part has a weight of 0.661 kg and dimensions of 0.93m x 0.28m x 0.185m. Genuine OEM filler pipes are constructed from materials resistant to the chemicals used in SCR systems.