the top 9 list of cars with the highest theft rates for 2009

Ford Shelby Mustang GT (8.61/1,000)
BMW’s M5 (7.58/1,000),
Dodge Charger (6.47/1,000)
Honda S2000 roadster (5.60/1,000)
Mitsubishi Galant sedan (5.11/1,000),
Chrysler 300 sedan (4.57/1,000),
the Infiniti M luxury sedan (4.32/1,000)
the Cadillac STS luxury sedan (4.28/1,000)
and the Mercedes-Benz CL-Class luxury sport coupe (3.91/1,000).

http://www.forbes.com/sites/jimgorzelany/2011/11/07/cars-with-the-highest-theft-rates/#670944e21ae4