Genuine OEM Audi Headlight Washer Hose, part number 4J3941717. This hose is responsible for delivering washer fluid from the reservoir to the headlight cleaning nozzles, ensuring the headlights remain clear for optimal visibility. It is specifically designed for the left side of the vehicle. Measuring approximately 310mm in length, this hose is constructed from durable, fluid-resistant materials to withstand automotive operating conditions. Using a genuine OEM hose guarantees correct routing, leak-free connections, and resistance to degradation from washer fluids, maintaining the effectiveness of the headlight cleaning system.