Genuine OEM Audi Engine Coolant Pipe, part number 07L121481H. This pipe is a vital component of the engine cooling system, responsible for transporting coolant between various engine components to maintain optimal operating temperatures. It is positioned at the front of the engine assembly. Weighing 0.437 kg, this genuine OEM coolant pipe ensures correct routing geometry and resistance to high temperatures and pressures, preventing leaks and maintaining cooling system efficiency.