The Genuine BMW Roof Moulding Left - 51137250401 is a high-quality, OEM replacement part for BMW vehicles. This roof moulding is designed specifically for the left side of the vehicle and is made from durable materials to ensure long-lasting performance. It is an essential component for maintaining the structural integrity of the vehicle's roof and also helps to protect against water and debris. This product is an exact fit for BMW models and is backed by the brand's reputation for quality and reliability.