ok this guy has a 89 5.0 ....saleen by the way and hes got trickflwo heads procharger, stock intake, 150 nitrous, long tubes and a x pipe with no mufflers. my Q is that when he gets into i mean this thing actulyl sounds liek its scream like a 140 db. and i was wondering what it is that makes it do that. i have never heard anything liek that. is it taht he has a blowe cam or what?