The 2009 CTS-V comes standard with 19-inch alloy wheels, run-flat performance tires, and a sport suspension with Magnetic Ride Control. Interior highlights include a standard Bose 5.1 Cabin Surround Sound audio system with 10 speakers, DVD-Audio, a 40GB Hard Drive Device and both USB and auxiliary MP3-player jacks. The standard engine is a 6.2-liter supercharged V8 generating 556 horsepower and 551 pound-feet of torque. Transmission choices include a standard six-speed manual or six-speed automatic. For 2009, the Cadillac CTS-V is all new.