Genuine OEM Volkswagen SCR Reducing Agent Filling Pipe, part number 5Q0131965T. This pipe assembly is specifically designed for refilling the Selective Catalytic Reduction (SCR) reducing agent, commonly known as AdBlue or DEF. It ensures a clean and secure transfer of the fluid into the SCR tank, which is critical for the vehicle's exhaust aftertreatment system and emissions compliance. Weighing 0.51 kg and measuring 0.62 m in length, this genuine OEM filling pipe provides the correct material compatibility and sealing for corrosive SCR fluids, preventing leaks and contamination.