Genuine OEM Audi Engine Coolant Hose, part number 4K0265379L. This hose is designed to transport coolant efficiently within the engine cooling system, playing a critical role in maintaining optimal engine operating temperatures. It connects various components of the cooling circuit, including the turbocharger. Measuring 0.465m in length, this hose is engineered for precise fitment and durability. Using a genuine OEM hose ensures correct routing geometry, material resistance to heat and pressure, and a leak-free connection for reliable cooling performance.