The Genuine BMW Door Sill Cover Rear Left - 51478168039 is a high-quality replacement part for the rear left door sill of BMW vehicles. It is designed to fit perfectly and seamlessly into the existing door sill, providing protection and adding a sleek, finished look to the interior of the car. This door sill cover is made from durable materials to withstand daily use and is an authentic BMW product, ensuring the highest quality and compatibility with your vehicle. It is an essential component for maintaining the overall aesthetic and functionality of your BMW.