The Genuine BMW Transmission Cover - 33117837278 is a protective cover for the transmission system of BMW vehicles. It is designed to fit specific BMW models and is made from high-quality materials to ensure durability and longevity. This cover helps to shield the transmission from external elements, such as dirt and debris, while also providing added protection from potential damage. It is an essential component for maintaining the proper functioning of the transmission and ensuring the overall performance of the vehicle.