Hennessey

It's time to watch the Ram 1500 TRX stretch its legs on the dyno.

Hennessey Performance Engineering plans to dial up output of the 2021 Ram 1500 TRX to a monstrous 1,012 horsepower.

The first Hennessey Venom F5 has been built with 1,817-horsepower and a claimed top speed of over 311 mph.

With 805 horsepower and a 6-inch lift, the 2021 Hennessey Venom 800 Supercharged is a Raptor of a different stripe with power and performance aimed to beat the Ram 1500 TRX.

If you're looking to own the most powerful Bronco on the block, Hennessey is the company to turn to.

Hennessey Performance Engineering will build three Ram 1500 TRX-based Mammoth 6x6 pickups with 1,200-horsepower Hellephant engines.

Hennessey Performance Engineering added nitrous oxide to the 2020 Chevrolet Corvette Z51 and went 205 mph.

A 1995 Dodge Viper upgraded by Hennessey Performance Engineering is for sale on Bring a Trailer.

Thanks to Hennessey, Audi R8 owners can add 50 percent more power for less than $80,000.

Hennessey Performance Engineering has twin-turbocharged the C8 Chevy Corvette's V-8 and it makes 643 horsepower at the wheels in the early stages of development.

Hennessey has come out with a 775-horsepower Ford F-150 and only 100 will be built for the 2020 model year.

Christmas is drawing near and you still haven't gone out and found a tree? Well, if you need to get one in a hurry, and we mean a real hurry, one of the better options is a Jeep Grand Cherokee tuned by Hennessey Performance Engineering. The Texan tuner demonstrated this by taking a tree strapped to...

Hennessey will have both supercharger and twin-turbocharger upgrades for the mid-engine Corvette.

The hyper-fast Chevy Camaro sprints to 60 mph in less than 2.3 seconds and has a top speed of more than 220 mph.

Hennessey revealed that the Venom F5s twin-turbo V-8 makes 1,817 horsepower and 1,193 pound-feet of torque.

The Venom 1200 straps twin-turbos to the Mustang's potent V-8 for a wild ride.

Hennessey plans a second dyno and a dedicated area for production of the 1,600-horsepower Venom F5 hypercar.

The insanely powerful Corvette turns up the supercharger well past the factory's initial configuration.

Hennessey's Goliath 6x6 based on the Chevrolet Silverado is real and ready to tear up the streets with three axles.

A dyno run by Hennessey Performance Engineering suggests the 789-horsepower McLaren Senna could top 800 horsepower and its torque figure could be underreported, too.