Quiz: What is the function of the intercooler in a turbocharged en September 23, 2025 by Alex Turner What is the function of the intercooler in a turbocharged engine? Discover more about Vehicle Engine and Automobile at our home page. A) To reduce the temperature of the compressed air before it enters the engine. B) To increase the fuel efficiency by mixing fuel with air. C) To enhance the sound of the engine for performance vehicles. D) To filter out impurities from the engine oil. Submit Answer