The Genuine BMW Brake Air Duct Right is a replacement part for BMW vehicles. It is designed to direct air flow to the brakes, helping to cool them down and prevent overheating during use. This specific air duct is for the right side of the vehicle and has a part number of 51748046620. It is a genuine BMW product, ensuring high quality and compatibility with the vehicle. This brake air duct is essential for maintaining optimal brake performance and should be replaced if damaged or worn out.