Beat the game
While playing pause the game and hold down the left trigger then press Y, A, Y, black, B, X, Y, white, Y, X, B. The screen should shake if done correctly. If not try again.

Hint: Unlock Alpine Trail
Finish championship event 22.

Hint: Unlock Ancient Ruins II
Finish the ultimate race event 12.

Hint: Unlock Autumn Crossing II
Finish the ultimate race event 14.

Hint: Unlock Dodge Viper GTS
Get 2 million points.

Hint: Unlock Ferrari F50
You must be coming first in a full grid single race for 8 laps.

Hint: Unlock Lamborghini Murcielago
Score 3 million points.

Hint: Unlock Lamborgini Diablo 6.0 VT
Score 2.5 million points.

Hint: Unlock McLaren F1
Score 4 million points.

Hint: Unlock McLaren F1 LM
Score 5 million points. Alternatively you can win the World Championship.

Hint: Unlock Mercedes CLK GTR
Score 4.5 million points.

Hint: Unlock Porsche 911 Turbo
Score 800 000 points.

Turbo
During the game hit up, down, left, right with the left joystick.