Genuine OEM Audi Injector Metering Line, part number 8K0131984L. This line is part of the reducing agent injection system, responsible for delivering the correct amount of agent to the exhaust. It is located in the fuel system assembly. The part weighs 0.263 kg and has dimensions of 0.45m x 0.45m x 0.07m. Genuine OEM parts ensure precise fitment and material composition for optimal performance and emissions control.