Pierburg GmbH 7.06033.40.0 Auxiliary Water Pump

The Pierburg 7.06033.40.0 Auxiliary Water Pump (Manufacturer Part Number 11517566335) is an electric coolant pump that circulates coolant in BMW engine cooling systems to maintain proper operating temperatures for turbocharged engines. It is commonly installed in BMW 550 and 650 models during cooling-system repairs, auxiliary pump replacement, and engine maintenance to restore coolant circulation and reliable engine cooling. The pump operates as an electric auxiliary coolant circulation device in the engine cooling system, with Pierburg 7.06033.40.0 as the alternate part number and 11517566335 as the MPN; typical replacements include Auxiliary Water Pump, Electric Water Pump, and Coolant Pump.