Genuine OEM Audi SCR Reduction Agent Filler Pipe, part number 5C0131965B. This component is part of the vehicle's Selective Catalytic Reduction (SCR) system, providing the conduit for safely and cleanly filling the SCR reduction agent (such as AdBlue/DEF) into its dedicated tank. Weighing approximately 0.321 kg, it is designed for precise connection and chemical resistance. A genuine OEM filler pipe ensures proper sealing and compatibility with the SCR system, preventing spills and contamination.