Genuine OEM Audi Coolant Hose, part number 4K0265356T. This hose is a crucial component in the vehicle's cooling system, responsible for circulating coolant to maintain optimal engine and auxiliary component temperatures. Made from durable, heat-resistant rubber, it ensures a reliable and leak-free connection. Choosing a genuine OEM hose guarantees precise fitment, proper fluid dynamics, and the longevity essential for effective thermal management.