Genuine OEM Audi Rear Tail Light Gasket, part number 8T0945191. This left-side gasket is specifically designed to create a watertight and dust-proof seal for the rear tail light assembly, protecting sensitive electrical components from environmental damage. Its precise shape ensures a perfect fit around the tail light housing. Genuine OEM gaskets are made from durable, weather-resistant materials that maintain their sealing properties over time, crucial for preventing condensation and corrosion in lighting units.