Genuine OEM Audi Coolant Hose, part number 4K1265344K. This hose is designed to carry coolant to various system components, playing a vital role in the vehicle's engine cooling and heating systems. It ensures efficient fluid transfer throughout the cooling circuit. Weighing 0.356 kg, this hose is built to withstand temperature and pressure fluctuations. Opting for a genuine OEM coolant hose ensures the correct material composition, precise routing, and resistance to degradation from heat and coolant chemicals, preventing leaks and maintaining system integrity.