Muscle Car: find 4 keys in any track; press down at gear selection screen.
Hot Rod (Rocket Car): find 8 more keys in the other tracks; press down at the gear selection screen.
City Bus: find all 16 keys; press down at gear selection screen.
Police Car: finish 1 player GP Mode; press down at gear selection screen.
Taxi Cab: finish 1 player Circut mode; press down at gear selection screen.
Bonus Cars Without Earning Them
Race In Reverse
On Track 1:
After going through the tunnel, go throught the fence to the left. After going through the city bear to the left shoulder. Right after the finish line go into the grass and go through the little tunnel.
On Track 2:
Go through the little tunnel to the left near the beginning. Instead of going right, go left off the ramp. Go under the truck to get the key.
On track 3:
In the beginning, go straight through the building. After the big jump, go over the little one and go left (key). After the long stretch of road keep going straight.
On track 4:
To avoid the sharp turn, after going down the ramp, go right off the ramp. Go left on the fork, and then go left through the tunnel.
Kody's PlayStation Codes