This is a genuine BMW fog light LED for the left side of the vehicle. The part number is 63177311287. It is designed to provide bright and clear illumination in foggy or low visibility conditions. This fog light is specifically made for BMW vehicles and is a direct replacement for the original part. It is made with high-quality materials to ensure long-lasting performance and durability. This fog light is compatible with various BMW models and is an essential component for safe driving in adverse weather conditions.