The Genuine BMW Cover Window Frame Rear Left - 51357318171 is a high-quality replacement part for BMW vehicles. It is designed to cover the window frame on the rear left side of the car. This cover is made from durable materials to ensure long-lasting performance and protection for the window frame. It is an authentic BMW product, ensuring a perfect fit and compatibility with your vehicle. This cover is an essential component for maintaining the appearance and functionality of your BMW's window frame.