How to increase car horsepower?

Forced induction systems, like a supercharger or turbocharger, compress the air flowing into your engine and offer the greatest performance increase. It’s not uncommon to increase horsepower and torque by over 50% with the aid of forced induction. read more

If you're searching for a few cheap ways to increase your car's horsepower, we have just what you're looking for. Learn more at HowStuffWorks. read more

It's also a good idea to buy a free-flow air filter that fits your car and install it to slightly increase your HP. It's not a big change, but it's a good way to ensure that your vehicle is performing at the highest-possible level. Open the hood, locate the air filter housing, and remove it. read more