Cadillac built itself a modern icon with a world-beating, V8 manual sports sedan, but it's going away for good next year.
The $7,200 Magnuson TVS2650 adds 90 hp out of the box, but has the potential for more. The Cadillac CT5-V Blackwing already boasts an impressive 668 horsepower and 659 pound-feet of torque courtesy of ...