type in for your profile !tuner-well to unlock all proformance upgrades then pimp out your car with everything to the max
To get a lot of easy money, just repeat the boss battles form earlier and you will get a lot of money.
If the police make a road block, then try to make your opponents crash into it. They will either lose a lot of time or get busted.
Enter "!mr. blonde" as a profile name to unlock all bonuses and get $500,000. Note: There is a space in this code. You must still purchase the unlocked items.
Create a new profile and enter !get-set as the profile's name and you will unlock all tracks and will automatically receive $100,000 at the start of the game.