Genuine OEM Audi Coolant Pipe, part number 059121507AB. This essential component is part of the engine cooling system, responsible for directing coolant flow to various engine components to dissipate heat and maintain optimal operating temperatures. It is integrated within the complex network of cooling lines. Weighing approximately 0.20 kg, this pipe is designed for durability and precise fitment. Using a genuine OEM coolant pipe ensures correct routing geometry, resistance to thermal cycling and coolant chemicals, and prevents leaks for reliable engine cooling.