The Genuine BMW Ultrasonic Transducer MineralSilver (Wa14) is a high-quality automotive part designed for use in BMW vehicles. This transducer is used to detect and measure distances using ultrasonic waves, allowing for accurate parking and obstacle detection. It is specifically designed for vehicles with a MineralSilver (Wa14) exterior color. The part number for this transducer is 66209309538. It is a genuine BMW product, ensuring quality and compatibility with your vehicle.