The Genuine BMW Seal Rear Light Side Panel Left - 63217153719 is a high-quality seal specifically designed for the left side panel of the rear light on BMW vehicles. This seal ensures a tight and secure fit between the rear light and the side panel, preventing any water or debris from entering the light housing. It is made from durable materials and is an authentic BMW product, ensuring the best fit and performance for your vehicle. This seal is a crucial component for maintaining the functionality and appearance of your BMW's rear light system.