Wreckless Cheat Codes for XBox

Missions A-2 to A-4
Successfully complete mission A-1.

Missions B-2 to B-4
Successfully complete mission B-1.

AUV
Successfully complete mission A-9.

Dragon-SPL Car
Successfully complete mission A-1.

Super Car
Successfully complete mission B-1.

Tank-90
Successfully complete mission B-8.

Press [Y] to fire missiles that will destroy anything except buildings.

Tiger-SPL
Successfully complete mission A-8 to unlock the car that Tiger Tagachi drives.

Yakuza Car
Successfully complete mission B-9.

Music test
Successfully complete all twenty missions to unlock the "Music Test" selection at the options screen.

Alternate view
Press [Down] to cycle through different screen effects during game play and replays. To unlock more effects, successfully complete missions A-9, A-10, B-9, and B-10.

Use any car on any mission
After unlocking all the cars you can cycle through them from both scenarios on any mission. Just scroll past one set to get to the second. Be careful, as in some missions the car you choose affects the opponent you will face.

Better acceleration
Press [R] + [A].

Perfect hand brake
Press [A] + [B].

Additional Hidden vehicles
The hidden vehicles in the game can be found by locating the "?" on the map in four different missions. Mission A-4 has the police truck. Mission A-7 has the taxi. Mission B-2 has the armored security van. Mission B-3 has the monster truck. Other vehicles are found by completing the missions, everything from sports cars to a tank after mission B-9.