Genuine OEM Volkswagen Windshield Washer Reservoir Tank, part number 5G0955453AE. This essential component stores the fluid used by the windshield washer system, ensuring a continuous supply for cleaning the windshield. It is typically located in the engine bay. Constructed from durable plastic, it is designed to withstand automotive fluids and temperature variations. Choosing a genuine OEM reservoir ensures correct capacity, proper hose connections, and long-term reliability for your vehicle's washing system.