In the Speed Cabriolet pack:
Mercedes CLK DTM Cabriolet
Mercedes SLR Roadster
My Website (French, english part coming soon) :
http://speeder.olympe-network.com/
Go on the site in Download part for check the Beta !
http://speeder.olympe-network.com/index.php?option=com_content&view=article&id=3&Itemid=2