All Tracks
the title screen enter L1,L1,L2,L2,R2,R2,R1,R1 then press L1+L2+R1+R2. A message should confirm the code has properly been entered.
Break the Sounds Barrier
Once you've achived 1000 class and aquired the higest engine, when you boost on a straight stretch or down hill you'll notice the screen will motion blur and music will stop. This indicates the sound barrier has been broken.
Double Your Money
At the Main Menu press L1 , L2 , R2 , R1 , R1 , R2 , L2 , L1
Free Money
At the Main Menu press L1 , L1 , L1 , L1 , L1 , L2 , L2 , L2 , L2 , L2 , R1 , R1 , R1 , R1 , R1 , R2 , R2 , R2 , R2 , R2 , L1 + L2 + R1 + R2
Infinite Ammo
During gameplay press pause, and then press L2, R2, L1, R1, L2+R2, R1+L1. Ê
Infinite Shields
At the rider status screen, press R1+L1, R2+L2, L1+L2, R1+R2.
Infinite Turbo
At the Title Screen, press L1+R1, L2+R2, L1+L2, R1+R2.(a sound should confirm the code has been properly entered)
Instant Victory
At the Main Menu press L1+L2+R1+R2 , L2+R2 , R1+R2 , L1+L2+R1+R2