Description
The BMW Water Pump and Thermostat Replacement Kit for the E39 is a complete cooling system service package designed to restore proper coolant flow and prevent overheating. This kit includes a Stewart high-performance water pump and a Wahler thermostat assembly, along with essential hoses, pulley, bolts, coolant, and hardware needed for reliable performance.
Your BMW’s cooling system is one of its most critical systems, and failure of the water pump or thermostat can lead to leaks, overheating, and engine damage. This replacement kit ensures consistent coolant circulation, stable operating temperature, and long-term durability.
Kit Includes:
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4 × Trunk Trim Panel Screw (BMW-07119904524)
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1 × Engine Coolant Thermostat (WAH-432697D)
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1 × Radiator Coolant Hose (CRP-CHR0003)
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1 × Radiator Coolant Hose (CRP-CHR0005)
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1 × Stewart High Performance Engine Water Pump (EMS-STE30330)
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1 × Engine Water Pump Pulley (FEB-30125)
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1 × Engine Cooling Fan Switch (VNE-49090)
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1 × Engine Coolant / Antifreeze (ZER-861583)
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3 × Bolts (BMW-07119905400)
Key Benefits:
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Restores factory cooling system performance
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Prevents overheating and coolant leaks
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Includes upgraded Stewart high-performance water pump
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Wahler thermostat ensures precise temperature regulation
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Direct fit replacement with OE-quality components
Symptoms of Water Pump Failure:
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Coolant leaks near the water pump
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Wobbling or play at the pump pulley shaft
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Squeaking or whining noise at idle
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Overheating or fluctuating coolant temperature
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Low coolant warning light
Fitment Information:
BMW 528i (E39)
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1999 BMW 528i Automatic RWD Sedan 2.8L L6 M52TU Gas (from 9/1998)
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1999 BMW 528i Manual RWD Sedan 2.8L L6 M52TU Gas (from 9/1998)
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1999 BMW 528i Automatic RWD Wagon 2.8L L6 M52TU Gas (from 9/1998)
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1999 BMW 528i Manual RWD Wagon 2.8L L6 M52TU Gas (from 9/1998)
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2000 BMW 528i Automatic RWD Sedan 2.8L L6 M52TU Gas
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2000 BMW 528i Manual RWD Sedan 2.8L L6 M52TU Gas
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2000 BMW 528i Automatic RWD Wagon 2.8L L6 M52TU Gas
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2000 BMW 528i Manual RWD Wagon 2.8L L6 M52TU Gas
BMW 525i (E39)
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2001 BMW 525i Automatic RWD Sedan 2.5L L6 M54 Gas
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2001 BMW 525i Manual RWD Sedan 2.5L L6 M54 Gas
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2001 BMW 525i Automatic RWD Wagon 2.5L L6 M54 Gas
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2001 BMW 525i Manual RWD Wagon 2.5L L6 M54 Gas
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2002 BMW 525i Automatic RWD Sedan 2.5L L6 M54 Gas
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2002 BMW 525i Manual RWD Sedan 2.5L L6 M54 Gas
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2002 BMW 525i Automatic RWD Wagon 2.5L L6 M54 Gas
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2002 BMW 525i Manual RWD Wagon 2.5L L6 M54 Gas
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2003 BMW 525i Automatic RWD Sedan 2.5L L6 M54 Gas
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2003 BMW 525i Manual RWD Sedan 2.5L L6 M54 Gas
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2003 BMW 525i Automatic RWD Wagon 2.5L L6 M54 Gas
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2003 BMW 525i Manual RWD Wagon 2.5L L6 M54 Gas
BMW 530i (E39)
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2001 BMW 530i Automatic RWD Sedan 3.0L L6 M54 Gas
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2001 BMW 530i Manual RWD Sedan 3.0L L6 M54 Gas
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2002 BMW 530i Automatic RWD Sedan 3.0L L6 M54 Gas
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2002 BMW 530i Manual RWD Sedan 3.0L L6 M54 Gas
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2003 BMW 530i Automatic RWD Sedan 3.0L L6 M54 Gas
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2003 BMW 530i Manual RWD Sedan 3.0L L6 M54 Gas
This BMW E39 cooling system kit provides all essential parts to keep your 525i, 528i, or 530i running cool and reliable.
