Even among automakers that can hit 300 mph, there are subtle ways to flex their superiority over their rivals.

"Hennessey unleashes a monstrous Dodge Demon upgrade, doubling horsepower. Country Livin' is all about embracing the wild ...

Hennessey is leaning hard into the customizability of the Venom F5, but what's the craziest thing customers have asked for?

Hennessey Performance has released a new three-and-a-half-minute video claiming that The Exorcist Chevy Camaro ZL1 is the ...

If the sound of a supercharger’s whine is the sound of power, this Hennessey-upgraded Super Truck hits like a banger.

Jessica Donahua says Thomas Hennessey was more than just her uncle. She described him as caring and willing to give anyone ...

Hennessey's H1000 package for the Dodge Durango SRT Hellcat unleashes 1,000 horsepower and 969 pound-foot of torque from the SUV's 6.2L supercharged V8 ...

Hennessey has come a long way from the early days of "making fast cars faster" as John Hennessey puts it. Now, it's a bona fide automaker, a wild tuner, and even has ambitions for ultra-low-volume ...

Morphed by the Hennessey hands, the Exorcist ZL1 is born out of the 2024 Chevy Camaro ZL1 with its supercharged 6.2-liter V-8 ...

The modified Ford Mustang Dark Horse boasts 850 horsepower and an iconic livery. Hennessey will only build 24 copies of this model ...