Genuine OEM Audi Center Engine Coolant Pipe, part number 059121086CK. This pipe is a critical component for transporting coolant throughout the engine cooling system, facilitating efficient heat transfer. It is positioned centrally within the engine's coolant circulation network. This pipe weighs 0.096 kg and measures approximately 46.5 cm in length. Using a genuine OEM coolant pipe ensures precise routing, proper flow, and resistance to temperature and pressure fluctuations, preventing leaks and maintaining cooling system integrity.