Genuine OEM Audi Flexible Coolant Hose, part number 8K0121109. This hose is part of the engine's cooling system, facilitating the flow of coolant and equipped with a quick connect fitting for straightforward installation. It is located within the engine cooling system assembly. This hose weighs 0.25 kg and has dimensions of 0.2m x 0.19m x 0.14m. Genuine OEM coolant hoses are engineered for precise fitment and durability, ensuring efficient heat exchange and preventing coolant loss to maintain optimal engine operating temperatures.