Quote Originally Posted by petrified.rabbit View Post
nothing adds hp but work to the engine. you can free up hp lost in other areas, but thats different than increasing hp.
No, these spoilers increase hp. They produce a hydrofoil effect that churns up cool, dense, boundary layer air behind the car with a small vacuum right in front of the spoiler which sucks the car forward to the tune of about 5hp. It's proven. Believe me. It's scientific.

Steve