The Cadillac CTS-V holds a seat at that table of chieftains thanks to its brawny supercharged V8 engine. Now it looks as if the cats at Hennessey have decided to wring even more power from black ...

Hennessey Performance Engineering is taking engine output to ludicrous levels with its 1,000-horsepower tune for the 2016 Cadillac CTS-V. The key to the upgrade is dropping he V8's supercharger ...

Prices shown are the prices you can expect to pay for a 2009 Hennessey Cadillac CTS-V V600 Sedan across different levels of condition. Edit options.

Prices shown are the prices you can expect to pay for a 2010 Hennessey Cadillac CTS-V V650 Sedan across different levels of condition. Edit options.

Hennessey took the owner up on it. In addition, Hennessey has a 2014 Cadillac CTS-V wagon. It's similar to a car formerly in his collection. He even took his kids to school in it Dump valves ahead ...