Smooth driving depends on the 2012 Hyundai Elantra water pump. This part functions as the center of the cooling system, and it circulates coolant throughout the system and its engine components. A water pump is necessary for a functioning engine, because otherwise it will overheat and cool air will come from the heater. Get the right price on 2012 Elantra water pumps that are made to fit with straightforward installation.