Burnout 2: Point of Impact Cheat Codes for Gamecube

Cheat mode
After unlocking any cheat you will get the cheat mode at the options screen.
Submitted by: Brainn

Speed boost
Just after it counts down at the start of a race, when it says "1" do a tyre burn by hitting square then X.
Submitted by: Brainn

Unlimited boost
Finish all pursuits to unlock permanent boost mode.
Submitted by: Brainn

Face-off mode
Complete all races in championship mode with all gold medals.
Submitted by: Brainn

Invincibility
Complete the Grand Prix Championships with all gold medals to get this mode in the cheats menu.

Unlock 2 Player Pursuit mode
Defeat pursuit #3.

Unlock gangster vehicle
Complete pursuit #3.

Unlock hot rod
Complete face-off #1.

Unlock I Can't Drive 55 song
Earn three Burnouts in the same lap.

Unlock all cars and tracks
Load a saved game from the first Burnout game that has free mode enabled.

Unlock classic-style car
Complete pursuit #2.

Unlock cop car
Complete pursuit #1.

Unlock Driver's Ed car
Complete 'driving 101' with all gold medals.

Custom Series Championship
Get all gold medals in every race and win everything in the first championship to unlock the Custom Series Championship. There will be about six more cars that you can unlock.

1997 Eclipse and 2001 Focus SVT
Complete the Custom championship two times and get best score possible in the races.

Custom Compact car
Win the Custom Series Qualifier.

Custom Coupe car
Win all gold medals at the Split Second Grand Prix.

Custom Muscle car
Win Pursuit 6.

Custom Pickup truck
Win Pursuit 5.

Custom Roadster
Win all gold medals at Point Of Impact Grand Prix.

Custom Sport car
Win all gold medals at the Speed Streak Grand Prix.

Custom SUV
Win Pursuit 4.

Classic 1970 car
Win Pursuit 2 by destroying the classic 1970 car with the police car. This car has average to bad stats, but it can get past a police car very quickly in Pursuit mode and in races.

Drivers Ed car
Get all gold medals in the Offensive Driving 101 competition. The Driver's Ed car is much faster and handles better than the Muscle car. You can see this at the stats at the car selection screen.
Submitted by: Brainn

Oval Racer
Race Face-Off 2 against the Oval Racer. The race is five laps around Airport Terminal 3 (one of the first races). If you manage to defeat it, you will unlock it. This car has great acceleration, maximum control, and maximum top speed.

Police car
Win Pursuit 1 by destroying the criminal's car before it gets away. The police car has maximum top speed, average control, and good acceleration.

Gangster car
Win Pursuit 3.

Hot Rod car
Win Face Off 1.

Stock car
Win Face Off 2.

Japanese Muscle car
Win Face Off 3.

Super Car
Win Face Off 4.

Two player pursuit mode
Successfully complete Pursuit 3.

Better slides
When doing the tire burn, once you go around the turn and have a boost, press [R]. You will speed up and take the turn very fast. Also, if you get a perfect lap you will automatically get a boost.
Submitted by: Brainn

Easy points
If you are on a course that has a lot of bumps, do not drive the trucks, 1970's car, stock car, hotrod, or gangster. The best car for this are the Japanese muscle or the student driver car.

Easy turbo
Drive on the wrong side of the road until your turbo (NOS) tank or bar is full.