Unlock 31st Lightning Challenge
To unlock the 31st Lightning Challenge (Hendrick vs. Petty), win an 8th Championship in Career Mode.
Unlock Driver(s) Paint Schemes
To unlock a paint scheme for a certain driver (John Andretti, Dale Jarrett, etc) you must do a race under Veteran or Legend mode and win the race.
Unlock Night Tracks
In order to Unlock a night track, the track must beable to have this option, then simply race on that track and win, but you must race under Veteran or Legend difficulty.
To get the Fantasy Drivers go to the Create-A-Car option and enter the following name:
First Name: Extra
Last Name: Drivers
Unlock Dale Earnhardt
Go to Create-A-Car and enter your name as Dale Earnhardt. Exit Create-A-Car and you should get a Dale Earnhardt Thunder Plate.
Contributed By: TopGear.
Unlock the Tiburon Track
To unlock the Tiburon Track you must have a game save of another 2003 title (such as NCAA Football 2003). Alternatively, Complete any Lightning Challenge.
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Have We Been Fooled?
You can submit a problem report for any non-working or fake code in the lists above.