The Genuine BMW A/C Refrigerant Hose - 64123455917 is a high-quality replacement part for BMW vehicles. This hose is designed to carry refrigerant from the compressor to the condenser in the air conditioning system. It is made from durable materials and is built to withstand high pressure and extreme temperatures. This hose is an exact fit for specific BMW models and meets all OEM specifications. It is an essential component for maintaining proper functionality of the A/C system in your BMW.