Road Madness (Steam key).

http://store.steampowered.com/app/457710/
In the 21st century, the world is occurred by Resource Wars, as the Earth’s oil supplies are being exhausted. The conflict ends with nuclear strikes. The civilization is almost exterminated. The effects of the war do not fade for the next hundred years and as a consequence, anarchy and chaos control the world. Without any laws the survivors are ruled by a criminal totalitarian system. To control people and entertain them the leaders of this system organize deadly races.

As one of the racers of this deadly game you can chose a car, upgrade it and try to break through all the obstacles.