Alot will need to be done to beat an EVO. My brother has one. We raced many times, him stock vs. me at 10psi and all mods, he spanked me by over 2 cars. Now that he has a RMR Catback Exhaust, RMR Straight Cat Pipe, RMR Downpipe, and RMR Intake. I have no chance. Just think of it this way stock...