CARS

All races - Enter MATTL66 as a code.
All cars - Enter YAYCARS as a code.
All tracks and mini-games - Enter IF900HP as a code.
Maters Speedy Circuit and Maters Countdown cleanup - Enter TRGTEXC as a code.arcwa ub, gir hauv.
Super fast start - Enter IMSPEED as a code.
Unlimited boost - Enter VROOOOM as a code.
All paint jobs - Enter R4MONE as a code.
All movies - Enter WATCHIT as a code.
All concept art - Enter CONC3PT as a code.
For fun - Unlimited jumping - Enter a race in Arcade mode. When you get to the finish line on the last lap, jump at the last moment, You will be jumping until your character stops talking.