More Powerful Cadillac CTS-V In The Works?

#hashtags: #Cadillac CTS #Corvette #Cadillac

The 2016 Cadillac CTS-V is already one of the most powerful four-doors on the planet, but could an even hotter version be in the works? The current car develops a massive 640 horsepower and 630 pound-feet of torque from its supercharged 6.2-liter LT4 V-8, the same V-8 found in the Corvette Z06, but a well-placed source at Cadillac has revealed...