Genuine OEM Audi Coolant Regulating Valve, part number 059121737AM. This essential component precisely controls the flow of coolant throughout the engine cooling system, ensuring the engine operates within its optimal temperature range. It is typically integrated into the cooling circuit to manage thermal dynamics. Weighing 0.151 kg, this valve is manufactured from durable materials to withstand engine heat and coolant pressures. Using a genuine OEM valve guarantees accurate flow control and reliable performance, crucial for preventing engine damage from temperature fluctuations.