Hennessey Performance Engineering has created an HPE650 package for the Jeep Grand Cherokee SRT fitted with the 6.4-liter Hemi engine. When it leaves the showroom floor it has 470 horsepower and ...

The Jeep Trackhawk has all the features of a gas-guzzler: a high curb weight, a powerful supercharged V8, and four-wheel ...

Hennessey is at it again, this time releasing a preview ‘Christmas card’ rendering featuring an upcoming Hennessey Jeep Grand Cherokee SRT8 twin-turbo package offering 800hp. That’s 597kW in ...

Normally, a Hennessey-built Jeep gets a big boost in power, but nobody is drag racing on the battlefield. Instead, Hennessey offers a fuel system conversion to allow for diesel or kerosene-based ...

Standard equipment includes the features that come with this vehicle. Select Your Options No options are available for this vehicle. For the most accurate pricing and values on new or used vehicles, ...

(Bloomberg) -- Hennessey, the modification shop known for adding power to pickup trucks and pony cars and for its ...