As the sequel to the acclaimed racer of 2007, DiRT 2 is set to take off-road racing games to a new level, with benchmark tech, thrilling new race types, big event atmosphere, stunning locations, a new breed of off-roading heroes and a peerless line-up of super-charged speed machines. Promising a thrilling race experience and an extreme sports attitude that borrows from snowboarding and skateboarding culture, DiRT 2 will take players on a World Tour to diverse and challenging real-world environments to compete in contemporary off-road events. Specifically selected to deliver aggressive and fast paced racing, DiRT 2's garage will house a best-in-class collection of officially licensed rally cars and off-road vehicles; covering seven vehicle classes and players will be given the keys to powerful machines right from the off.Go to: http://store.steampowered.com/ and download STEAM client
Click “Install Steam” (from the upper right corner)
Install and start application, login with your Account name and Password (create one if you don’t have).
Please follow these instructions to activate a new retail purchase on Steam:
Launch Steam and log into your Steam account.
Click the Games Menu.
Choose Activate a Product on Steam…
Follow the onscreen instructions to complete the process.
After successful code verification go to the “MY GAMES” tab and start downloading.