Burnout 2 Cheats

In the test in Offensive Driving 101 where you must get air over
jumps, At the beginning of the level, turn around until you hit the
red barrier, then go the right direction and get as much speed as you
can over them.

Cheat mode= unlock any cheat and the cheat mode option will turn up on the options screen
invulnerability= complete every grand prix championships with gold medals to unlock the unvulnerabilityoption at the cheat mode menu
runaway= complete crash mode with all gold medals on all 15 tracks to unlock the runaway option at the cheat mode menu
face off= win every face off in the first championships
custom compact car= win the custom series qualifier

At the start of the race just after it shows 3-2-1. on the 1 do the tyre burn (press square then x)and you will get a huge speed boost at the start of the race.