Select the "My NASCAR" option at the main menu. Select the "EA Extras" option, then and choose the "Cheat Codes" option. Then, enter one of the following codes:
Code:
Result:
WALMART EVERYDAY
Walmart car and Chicago Pier track
CHECKERED FLAG
All Fantasy Drivers
Achievements
Complete the following achievements to unlock Xbox Live Gamerscore points.
Keep On Truckin' (10 Pts): Win a Craftsman Truck Series race (minimum of 11 opponents).
Nationwide Reward (10 Pts): Win a Nationwide Series race (minimum of 11 opponents).
Sprint Ahead (10 Pts): Win a Sprint Cup race (minimum of 11 opponents).
Craftsman Champion (25 Pts): Win a Craftsman Truck Series Championship in Career.
Top of the World (25 Pts): 100 Rated Car for All Track Types.
Nationwide Champion (25 Pts): Win a Nationwide Series Championship in Career.
Unfriendly (10 Pts): Take track ownership from a friend.
Chase for the Cup™ (50 Pts): Qualify for the Chase for the Cup™ in Career.
Chase Champion (50 Pts): Win a Sprint Cup Series Championship in Career.
Are You Experienced? (10 Pts): Win a Sprint Driver Challenge Event.