The Genuine BMW Seal Outer Left Mirror Triangle (part number 51337164625) is a high-quality replacement seal for the outer left side mirror triangle on BMW vehicles. This seal is designed to fit securely and effectively seal the gap between the mirror triangle and the vehicle body, preventing water, dirt, and debris from entering. It is a genuine OEM (original equipment manufacturer) part, ensuring a perfect fit and reliable performance. This seal is made from durable materials to withstand the elements and maintain its integrity over time. It is an essential component for maintaining the appearance and functionality of your BMW's left side mirror.