NASCAR Thunder 2004 Cheats

Every fantasy driver:
Pick FEATURES in the main menu, now pick CREATE-A-CAR. Submit the case-sensitive first name extra and drivers as a case-sensitive last name.

All cameo FMV sequences:
Pick FEATURES in the main menu, now pick CREATE-A-CAR. Submit the case-sensitive first name Seymore and Cameos as a case-sensitive last name.
User Cheat by JimmyB

Dale Earnhardt:
If you want Dale Earnhardt, win the Daytona 500 with Kevin Harvick (29 car). After winning the Daytona 500, a Thunder Plate will become visible with Dale Earnhardt on it.
User Cheat by JimmyB

Or go to Lighting challenge and play three of them.

All Star race:
By reaching level 16 in your EA Bio.

Bud Shootout:
By reaching level 18 in your EA Bio.

By winning Bud Shootout during a season or career mode, you will automatically be in the Bud Shootout the following season and in the future.

EA Bio bonuses:
Various other Thunder Plates can be unlocked by uploading your EA Bio from other 2004 EA titles, such as NCAA Football 2004, March Madness 2004, Madden 2004, etc.

Alternate paint:
Win a race under the medium, hard or extreme difficulty setting to unlock a paint scheme for that driver.

Exhibition and alternate event races:
Win a race under the medium, hard or extreme difficulty setting to unlock an exhibition or alternate race for that track.

Faster car:
To get a faster car in any mode, hold the Left Analog-stick in the direction that you are driving.

Night tracks:
Go to season mode and then to "Custom Schedule". You can unlock night races for the day tracks.

Alternate night tracks:
By winning the race that has a locked version of an alternate night track under the veteran difficulty, 3% race length, and damage on visual only. Repeat this method on all tracks that have a locked version of it.

Road courses:
To unlock a road course for Texas, Talladega, Pocono, Phoenix, Homestead or Daytona, race the original track on the medium or veteran difficulty. 3% is the easiest race length and the fastest.

Fantasy and night tracks and cars:
Go to season mode. Choose custom for tracks. Then, choose locked tracks on medium. You can race at whichever locked track you choose. if you win race, you unlock a track. if you also have a locked car, you also win the first locked car.

Driving locked car part:
In multi player mode, you can drive a locked car. This only works with one person at a time. Have a player choose their car, then have the other player go to the same car. Have them change to a locked car. After that, they can choose their car.