Hold L + R and press Up, Left, Down,
Right, Left, Right, Left, Right
at the title screen. The word "Yeah!" will confirm correct
code entry. All bonuses will now be unlocked.
All cars and courses:
Go to the options menu, go to "Change Name", and enter
Custom corvette mode:
Win all C3 career mode races.
Route 66 Challenge:
Win all C5 career mode races. CJB523.
Hint: Never lose a race:
When losing a race or getting into to a wreck, press Start.
Select "Restart Race" and the race will begin again,
not be count against you. ChristopherP1003.
Hint: Get cops off your tail:
When a cop starts to chase you, try to speed as much as possible
or take a shortcut. With the 1978 Corvette 25th Anniversary, the
cops will catch up with you -- try your best to get away from.
Note: this will only work when you race one on one. K64mustang.