The Genuine BMW Quarter Panel Window Seal (part number 51357033645) is a high-quality, OEM replacement part for BMW vehicles. This seal is specifically designed to fit and seal the quarter panel window, providing a tight and secure barrier against water, wind, and debris. It is made from durable materials to ensure long-lasting performance and is an essential component for maintaining the structural integrity and weather resistance of your BMW. This quarter panel window seal is an authentic BMW product and is compatible with a range of BMW models.