DiRT 2 is a 3D rally racing car game developed by Codemasters and published by Feral Interactive, and is the sequel to Colin McRae: Dirt. DiRT 2 is a fast-paced action racing game that features a vast collection of licensed rally cars and off-road vehicles, along with many off-road tracks to race.
The demo of DiRT 2 gives you access to compete in two events (the Trailblazer and Landrush) giving you a taste of what DiRT 2 has to offer.
2.4 GHz Intel powered Mac
Mac OS X 10.6.7 Snow Leopard or newer
2 GB RAM
128 MB graphics card
Free download at feralinteractive.com