The Genuine BMW Hose Line Headlight Cleaning System (part number 61677274557) is a replacement hose line for the headlight cleaning system on BMW vehicles. This hose line is designed to connect to the headlight washer nozzles and the washer pump, allowing for proper cleaning of the headlights. It is an authentic BMW part, ensuring high quality and proper fitment for your vehicle. This hose line is an essential component for maintaining the functionality of the headlight cleaning system in your BMW.