Genuine OEM Audi Heating Hose, part number 4K2819350K. This hose is responsible for circulating heated fluid as part of the vehicle's heating system, ensuring cabin warmth. It is specifically designed for right-hand drive (RHD) vehicle configurations. Made from durable, heat-resistant materials to withstand continuous thermal cycles. Choosing a genuine OEM heating hose ensures precise fitment, correct fluid flow, and long-term reliability for optimal heating performance.