Bonus Cars:
Type one of the following names at the driver creation screen to unlock their car in any game mode.

Audrey Clark
Benny Parsons
Buster Auton
Cheryl King
Chuck Spicer
Crissy Hillsworth

Daryl Wolfe
Dave Alpern
Dave Nichols
Diane Grubb
Dick Paysor

Jim Hannigan
Joey Joulwan
Josh Neelon
Katrina Goode
Ken Patterson

Kristi Jones
Mandy Misiak
Michelle Emser
Rick Edwards
Rick Humphrey

Sasha Soares
Scott Brewer
Tom Renedo
Traci Hultzapple
Troi Hayes

Hints

Albuquerque Track:
Finish first in point standings on the Full Season.

Boca Chica Track:
Finish first in points standings on the Road Course Challenge.

Cocoa Beach Track:
Finish first in points standings on the Superspeedway Shootout.

Devil's Canyon Track:
Finish first in points standings on the Short Track Challenge.

Bonus Cars:
Win the points championship in Career mode to unlock Greg Biffle's and Shane Hall's Busch car. Note: This also unlocks a clip in the EA Sports section. Win a 2nd time to unlock Kevin Grubb's and Randy LaJoie's Busch car. Win a 3rd time to unlock Jason Keller's and Jamie McMurray's Busch car. Win in career mode for the fourth year to unlock Chad Little's and Michael Waltrip's Busch Cars.

FMV Sequences:
Beat season mode to unlock a new FMV sequence each time that it is done.