Genuine OEM Audi Left Front Door Mirror Corner Seal, part number 82G867367. This seal is specifically designed for the left front door, positioned to seal the exterior trim piece at the corner where the side mirror is mounted. Its primary function is to prevent the ingress of water, dust, and road debris into the door's internal components, protecting against corrosion and damage. Made from durable rubber, this seal ensures a precise, watertight fit, which is essential for maintaining the vehicle's structural integrity and preventing environmental damage.