John Hennessey's love affair with all things Cadillac is no secret; his wife's daily driver is an HPE700-equipped CTS-V sedan. We've also seen Mr. Hennessey's insatiable lust for showing off his ...

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 ...

Sam bought a Cadillac CTS V-Sport for just $8,000. He is about to find out why the dealer sold the sports sedan that cheap ...

Prices shown are the prices you can expect to pay for a 2012 Hennessey Cadillac CTS-V V1000 Sedan across different levels of condition. Edit options.

The Hennessey Cadillac Escalade-V H1000 performance SUV is an absolute monster, and now, we're seeing dramatic proof of that ...

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 ...

If you thought the Cadillac CT5-V Blackwing was already a powerhouse, hold onto your hat. Hennessey Performance, the Texas-based tuning giant, has unleashed its "H1000" package on this already ...

The 682-horsepower Cadillac Escalade-V is no joke in the standing quarter mile for a truck-based SUV. However, it's a joke to Hennessey's 1,005-horse H1000 ...