Genuine OEM Volkswagen Exterior Mirror Housing, part number 3C2857508BL9B9 in Black 9B9. This housing protects the internal components of the side view mirror assembly from environmental damage and impacts. It is designed for precise fitment on the mirror arm. The factory-applied Black 9B9 finish ensures a seamless match with the vehicle's exterior. Genuine OEM parts guarantee exact fitment and durability.