The Genuine BMW Lower Fender Liner Support Right - 51711977118 is a replacement part for the fender liner on the right side of a BMW vehicle. It is designed to provide support and stability for the fender liner, which is an important component in protecting the inner workings of the car from debris and other external elements. This product is made by BMW and is specifically designed to fit and function seamlessly with the rest of the vehicle. It is a genuine OEM part, ensuring high quality and reliability.