The Genuine BMW Ultrasonic-Sensor (Tiefseeblau) - 66209124161 is a high-quality, original equipment manufacturer (OEM) part designed specifically for BMW vehicles. This ultrasonic sensor is finished in Tiefseeblau, a deep, dark blue color, and is used to detect and measure distances to objects in front of or behind the vehicle. It is a crucial component of the vehicle's parking and safety systems, providing accurate and reliable readings to ensure safe and efficient driving. This sensor is compatible with various BMW models and is a direct replacement for the original part.