The Genuine BMW Window Guide Web Cover Right - 51357033814 is a replacement part for the window guide of a BMW vehicle. It is designed to cover and protect the window guide, which is responsible for keeping the window in place and guiding it as it moves up and down. This specific cover is intended for the right side of the vehicle and is an authentic BMW product. It is made with high-quality materials and is designed to fit perfectly in the window guide, ensuring proper functioning and durability. This cover is an essential component for maintaining the smooth operation of the vehicle's windows.