Why don t all cars have hood scoops?

Why don t all cars have hood scoops? That answer lies in the fact that horsepower is a direct function of the amount of air and fuel that enters an engine. Since the power output of most engines does not require going to the extra effort or cost of adding an air scoop, they are omitted from the OE design.

That answer lies in the fact that horsepower is a direct function of the amount of air and fuel that enters an engine. Since the power output of most engines does not require going to the extra effort or cost of adding an air scoop, they are omitted from the OE design.