Quiz: What is the role of the air filter in an engine’s intake sys January 28, 2025 by Alex Turner What is the role of the air filter in an engine’s intake system? Discover more about Vehicle Engine and Automobile at our home page. A) To prevent dirt and debris from entering the engine’s combustion chamber. B) To increase the engine’s horsepower by allowing more air flow. C) To cool the air entering the engine before combustion. D) To measure the air pressure within the intake manifold. Submit Answer