Genuine OEM Volkswagen Washer Tank Reservoir, part number 3C8955453E. This translucent plastic container is designed to store the fluid for the vehicle's windshield washer system, supplying it to the washer pumps and nozzles. It is an essential component for maintaining clear visibility during driving. Weighing approximately 0.446 kg, this reservoir ensures a precise fit and leak-free operation. Using a genuine OEM reservoir guarantees the correct material composition for chemical resistance and durability, preventing leaks and ensuring proper fluid delivery.