From the main GRID menu go to Options > Bonus Codes > Enter Code and enter the bonus Code in the space onscreen.
Password Effect TUN58396 All drift cars MUS59279 All muscle cars F93857372 Buchbinder 320si Livery M38572343 Free Pagani Zonda R P47203845 Play.com Livery G29782655 Unlock a BMW 320si for Use in Grid World and Raceday. Locked to Gamestation Livery
To unlock Ninja Difficulty, get every trophy and complete every head-to-head race in Grid World
Contributed By: ElderOblivion4.
Unlock all Cheats
Complete all the global events in 1st place to unlock the final Head 2 Head with Ravenwest. After winning this final race you will unlock all the cheats. To activate, go to Main Menu> Options > Bonus Codes. From there, select the cheats you wish to activate.
Contributed By: SacredHunterX.
Unlock Gamer Picture
Unlock the Grid gamer picture by topping both Team and Driver Leaderboards.
Contributed By: Mafewww.
Know Something We Don't?
You can submit new cheats for this game and help our users gain an edge.
Have We Been Fooled?
You can submit a problem report for any non-working or fake code in the lists above.