The Genuine BMW A/C Refrigerant Discharge Hose - 64509181847 is a high-quality hose designed specifically for BMW vehicles. It is used in the air conditioning system to transfer refrigerant from the compressor to the condenser. This hose is made from durable materials to withstand high pressure and extreme temperatures, ensuring reliable performance and long-lasting use. It is an authentic BMW part, ensuring a perfect fit and compatibility with your vehicle. This hose is an essential component for keeping your BMW's air conditioning system running smoothly and efficiently.