Genuine OEM Audi Headlight Washer System Hose, part number 4M0955970B. This complex hose assembly is a crucial part of the headlight cleaning system, responsible for transporting washer fluid from the reservoir to the headlight spray nozzles. Its intricate routing and specialized connectors ensure efficient and leak-free delivery of fluid. Using a genuine OEM hose guarantees the correct length, material flexibility, and connection integrity for reliable operation of the headlight washing function.