The Genuine BMW A/C Refrigerant Suction Hose - 64509209717 is a high-quality replacement part designed specifically for BMW vehicles. This hose is responsible for suctioning refrigerant from the evaporator and sending it to the compressor, helping to keep your car's air conditioning system running smoothly and efficiently. It is made from durable materials to ensure long-lasting performance and is an exact fit for your BMW model. This A/C refrigerant suction hose is an essential component for maintaining a comfortable and cool interior temperature in your vehicle.