This product is a genuine BMW roof moulding that is designed to be used on the left side of the vehicle. It comes in a prime-coated finish, providing a smooth and durable surface. The part number for this product is 51137053345. This roof moulding is made specifically for BMW vehicles and is an authentic replacement part. It is designed to enhance the appearance of the vehicle and provide protection for the roof. This product does not contain any newline characters and can be used as input in another API call.