Genuine OEM Audi Exterior Mirror Housing, part number 5K7857508H9B9. This housing protects the internal components of the exterior mirror assembly from impacts and weather elements. It is designed for the exterior side of the vehicle. Finished in Satin Black (9B9), this housing ensures a precise fit and finish. Opting for a genuine OEM mirror housing guarantees exact contours, mounting points, and material quality for seamless integration and long-term durability.