The Pierburg Turbocharger Auxiliary Water Pump - 710102020 is a component designed to assist in the cooling of a turbocharged engine. It is responsible for circulating coolant through the turbocharger to prevent overheating and maintain optimal performance. This pump is specifically manufactured by Pierburg and has a part number of 710102020. It is compatible with various turbocharged vehicles and is an essential part of the engine cooling system to ensure efficient and reliable operation.