Genuine OEM Audi Engine Coolant Pipe, part number 057121065T. This pipe is designed to carry engine coolant, playing a crucial role in regulating engine temperature and preventing overheating. It is positioned within the engine cooling system, connecting various components to ensure proper coolant circulation. Weighing 0.143 kg and measuring 0.265m in length, it is engineered for precise fitment and durability. Choosing a genuine OEM coolant pipe ensures correct material composition, resistance to thermal cycling, and exact routing geometry for reliable and leak-free operation.