It's not every day you find a car that offers 556 horsepower and 551 foot-pounds of torque, especially one that's a four-door sedan.
General Motors' 2009 Cadillac CTS-V is taking on rival models by BMW and Daimler, and winning. That's no small feat considering the contenders are the bratwurst-fed, 500-horsepower BMW M5 and the muscular, 507-horsepower Mercedes-Benz E63 from Daimler.
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