Wreckless Cheats

Cheat mode:
At the scenario selection screen, select "Cheats". Highlight the "Unlimited Time" option, then hold down L + R + Right and press Z. All missions and cheats will be unlocked.

Gold rank on all missions:
Highlight the "Unlimited time" option at the main menu then press L + R + Right + Z as the game loads.

Get missions A-2 to A-4:
Finish mission A-1.

Get missions B-2 to B-4:
Finish mission B-1.
User Cheat by Blood_basket

Unlock AUV:
Finish mission A-9.

Unlock Dragon-SPL Car:
Finish mission A-1.

Unlock Super Car:
Finish mission B-1.

Unlock Tank-90:
Finish mission B-8.
User Cheat by crashed_my_car

Unlock Tiger-SPL:
Finish mission A-8 to unlock the car that Tiger Tagachi drives.

Unlock Yakuza Car:
Finish mission B-9.

Unlock the Music test option:
Finish all twenty missions to unlock the MUSIC TEST selection at the options screen.

Get an alternate view:
Push Down to cycle through different screen effects while playing the game and during  replays. To unlock more effects, finish missions A-9, A-10, B-9, and B-10.

Get additional hidden vehicles:)
Hidden vehicles in the game can be located by finding the ? on the map in the four different missions. . You can find everything from a sports cars to a tank.