Which is the best exhaust for max horsepower for 07 gsxr 750 laser or short akrapovic?

Question

this is before dyno testing. slip on and go, which gives you the most ponies? Gsxr 750 2007

Answer 1

Go have a look at these, there are some dyno charts and also a comparison to some other makes.

http://www.rooracing.com/

Answer 2

I am an Akra or Graves fan

Answer 3

I WOULD USE A YOSHIMURA.... ALL THE OTHERS ARE FOR THE SOUND...