The Genuine BMW Heater Hose - 64218371386 is a high-quality, OEM replacement part for BMW vehicles. It is designed to be used in the heating system of the vehicle, specifically to transfer hot coolant from the engine to the heater core. This hose is made from durable materials and is designed to withstand high temperatures and pressure. It is an essential component for ensuring proper heating and cooling in the vehicle's interior. This Genuine BMW Heater Hose is a direct fit for specific BMW models and is backed by the manufacturer's warranty.