I filmed a few guys doing a "rev battle" one of them .. golf mk2 nearly destroys my video camera with the loud exhaust sound!
He says he has Hayabusa motorcycle carburetors .. this may be how?

[ame="http://www.youtube.com/watch?v=85ccxREwkW4"]Mitsubishi Eclipse SOUND Battle! GSX Turbo vs Golf MK2 - LOUD! - YouTube[/ame]