The Genuine BMW A/C Refrigerant Hose - 64509181850 is a high-quality replacement part for BMW vehicles. This hose is responsible for carrying the refrigerant from the compressor to the condenser, allowing the air conditioning system to function properly. It is designed to fit perfectly and provide a secure connection for efficient refrigerant flow. This A/C refrigerant hose is made from durable materials to withstand high pressure and extreme temperatures. It is an essential component for keeping your BMW's air conditioning system running smoothly and providing cool air during hot weather.