This product is a genuine BMW heated outside mirror for the left side of the vehicle. The part number is 51167245183. It is designed to provide warmth to the mirror surface, preventing fogging and ice buildup in cold weather. This mirror is specifically designed for BMW vehicles and is an original equipment manufacturer (OEM) part. It is made with high-quality materials and is an exact replacement for the original mirror. This heated outside mirror is an essential feature for safe and comfortable driving in colder climates.