GamingTalkHQ got some exclusive details on some of the cars that will be featured in the upcoming(Next Week?) XBLA game Madtracks. They also received details on some of the Downloadable content that will be available.
They revealed that There will be 17 gamerpics two of which will be free(Pictured below) and available at time of purchase.
Full Details At GamingTalkHQ.com