To apply cheats, you should get to Archives, then to Secrets, press X and to enter these codes.
Cheat Mode: EVOS
Overhead View: SATALITE
Bouncy Cars: KANGAROO
Co Driver on Helium: HELIUM
Turbo: NITRO
Moon Gravity: LUNAR
UFO vehicle: UFOPTER
Get Chromed: CHROME
Rear Wheel Drive Car: PUSHME
Swaying Objects: SWAY
Disco Lights: DISCO
Controls Reversed: FLIPLEFT
Motion Blur: MOBLUR