Genuine OEM Volkswagen Windshield Washer Reservoir Filler Neck, part number 2G0955463C. This component serves as the conduit for refilling the windshield washer fluid reservoir, ensuring a clean and spill-free process. It is typically located under the hood, connecting the filler opening to the washer fluid tank. Made from durable, flexible plastic, it weighs approximately 0.043 kg. A genuine OEM filler neck guarantees correct routing geometry, a secure seal, and resistance to washer fluid chemicals for long-term reliability.