Buy OEM Lexus Part # 1603236060 (16032-36060). Engine Water Pump. Water Pump - Repair or Replace If any of the components of your vehicle's water pump assembly are faulty, your engine

HOUSING, WATER INLET

Fits GS 200t, IS 200t, IS 300, NX 200t, NX 300, NX 300h, RC 200t

Water Pump - Repair or Replace
If any of the components of your vehicle's water pump assembly are faulty, your engine can't properly cool itself. If you've noticed a coolant leak from the front of your engine, quickly rising engine temperatures at idle or that your water pump pulley is loose or making noise, have your Lexus inspected by one of our certified Lexus technicians.