This product is a genuine vacuum pipe with a non-return valve designed specifically for use in BMW X5 vehicles. The part number for this product is 34336758560. It is used in the vacuum system of the vehicle to regulate the flow of air and ensure proper functioning of various components. This vacuum pipe is an authentic BMW part and is made from high-quality materials for durability and reliability. It is a direct replacement for the original vacuum pipe and is designed to fit perfectly in the X5 model.