Blocky Toy Cars
                Enter this code at the code menu: Hold L1 and R1, then press Circle(2), Triangle, Square.
             
                        
                Chicken Heads
                Enter this code at the code menu: Hold L1 and R1, then press X, Circle(2), and Square.
             
                        
                Control loading screen
                When the loading screen appears, press X to burp or Circle to fart. 
Press the D-pad in combination with X or Circle to control the pitch of the sound.
When the picture of Crash appears while the game is loading, press X + Circle to make Crash fart and burp at the same time.
             
                        
                Easy coins
                Drink a Whumpa Whip and let a Ninja Penguin attack you. Then, pick up your coins.
             
                        
                Easy wins
                To cheat in races, you can go in shortcuts or do the following. Clash into a car then unclash. This will give you a speed boost and leave the other car behind. Keep doing this repeatedly until you get ahead of everyone. Note: You cannot do this to already clashed cars.
             
                        
                Extinction Party battle arena
                Link to the PlayStation 2 version of Crash Tag Team Racing with a USB cable to unlock the Extinction Party battle arena.
             
                        
                Happily Ever Faster: Get to the Modulator
                Talk to Coco in the Midway Funfair. Go to Happily Ever Faster and go to the Evolicity half. Then, go across the bridge and climb on to the ledge where you get the gem. You will see a machine, which is the Modulator. Then, return and talk to her. You should now be able to get a new car.
             
                        
                Increase Speed
                Enter this code at the code menu: Hold L1 and R1, then press Circle(2), and Triangle(2).
             
                        
                Japanese Crash Skin
                Enter this code at the code menu: Hold L1 and R1, then press Square, Circle, Square, and Circle.
             
                        
                Jungle Rumble battle arena
                Link to the PlayStation 2 version of Crash Tag Team Racing with a USB cable to unlock the Jungle Rumble battle arena.
             
                        
                One hit knock outs
                Hold L + R and press X, Circle(2), X at the main menu. A sound will confirm correct code entry.
             
                        
                Remove the HUD
                Enter this code at the code menu: Hold L1 and R1, then press X, Square, Triangle, Circle.