Genuine OEM Audi Coolant Hose, part number 4E0265373A. This hose carries coolant between engine components, playing a crucial role in the engine's thermal management system. It is located within the engine cooling circuit. Weighing 0.102 kg and measuring 0.26 m in length, this hose is designed for high-temperature and pressure resistance. Using a genuine OEM hose ensures proper fitment, resistance to degradation from coolant chemicals, and reliable performance under engine operating conditions.