Genuine OEM Audi Engine Coolant Return Hose, part number 4K0145923N. This vital component is responsible for returning heated coolant from various engine components back to the radiator or expansion tank, ensuring proper heat dissipation and maintaining optimal engine operating temperature. It is engineered for precise routing within the engine cooling system. With dimensions of approximately 0.225m length, 0.18m width, and 0.05m height, and weighing 0.11 kg. Using genuine OEM hoses guarantees correct material composition, resistance to temperature and pressure, and exact fitment, preventing leaks and ensuring long-term cooling system integrity.

Catalogue entry: HOSE return.