Genuine OEM Volkswagen Washer Water Tank Filler Neck, part number 7T0955463. This component serves as the access point for refilling the vehicle's washer fluid reservoir, allowing for convenient maintenance of the windshield and headlight washer systems. It is positioned to connect directly to the washer fluid tank. Weighing approximately 0.09 kg, this filler neck is designed for durability and resistance to automotive fluids. Choosing a genuine OEM filler neck ensures a perfect seal and correct routing, preventing leaks and ensuring the integrity of the washer fluid system.