The Genuine BMW A/C Refrigerant Suction Hose (part number 64536927846) is a high-quality replacement part for BMW vehicles. This hose is responsible for transferring refrigerant from the evaporator to the compressor in the air conditioning system. It is made from durable materials to withstand high pressure and extreme temperatures, ensuring efficient and reliable performance. This hose is an authentic BMW product, designed to fit perfectly and function seamlessly with your vehicle's A/C system. It is a crucial component for maintaining a comfortable and cool interior during hot weather.