The Genuine BMW A/C Refrigerant Hose - 64509166097 is a high-quality replacement part for BMW vehicles. It is specifically designed to be used in the air conditioning system, helping to circulate refrigerant to cool the interior of the car. This hose is made from durable materials and is built to withstand high temperatures and pressure. It is an authentic BMW part, ensuring a perfect fit and reliable performance. This A/C refrigerant hose is essential for maintaining the proper functioning of the air conditioning system in your BMW.