Like a radiator in a house that has a hot-water heating system, the radiator in a vehicle is designed to radiate hot air. Car radiators do this with thin metal fins in the core, usually made of ...

Last week, I stopped by Munro and Associates, the fascinating company that tears cars apart ... is to pull more heat out of the coolant than just ambient airflow through a radiator could.

It would overheat if the excess heat were not dissipated by the car's coolant fluid through its radiator. This is true for all cars and trucks with ICEs, whether it's a diesel engine in a truck ...