Lots More Information Prev Next Related HowStuffWorks Articles How Turbochargers WorkHow Horsepower WorksHow NASCAR Race Cars WorkHow Champ Cars WorkWhy is there a bulge in the exhaust pipe of my dirt bike?I would like to increase the horsepower of my car's engine. What's the best way to do this? More Great Links Miata.net: Forced Induction Systems Up Next Quiz: What has more horsepower? Will new motor mounts increase engine response? How does engine placement affect handling? Do exhaust cutouts increase horsepower? How much horsepower does a cold air intake add?