To put this twin-turbo SRT8's performance into context, we'll remind you of the time when we discussed a Hellcat-engined Grand Cherokee.

We didn't mention racing in the intro by accident - this SRT8 likes to engage in sprinting brawls, with the Jeep having recently taken on a sixth-generation Chevrolet Corvette Z06.

Dan Knott, then DaimlerChrysler’s boss of Street and Racing Technology, could barely contain a smile as he unveiled the SRT8 version of the Jeep Grand Cherokee on the lawn behind The Lodge at ...

2012 Jeep Grand Cherokee SRT8 – Click above for high-res image gallery Even with performance numbers knocking on supercar territory, not to mention a 465-horsepower 6.4-liter Hemi V8, Jeep ...

However, Jeep's Grand Cherokee SRT8 still doesn't match the thrust of the Dodge Viper SRT10 Coupe, and that's why Hennessey Performance created its new SRT600 package. Long known for its Viper ...

The 2015 Jeep Grand Cherokee SRT is getting a slight boost to its performance, now offering 475 hp and 470 lb-ft of torque. Learn more about it here.

With Chrysler confirming last month that its Street and Racing Technology (SRT) division is safe from the company’s current budgetary cutbacks, we can expect to see new models sprout from ...

According to Jeep, the Grand Cherokee SRT needs just 116 feet to stop fully from 60 mph, with braking performance being a major development benchmark for the latest machine that also helps make ...

Sleeper certainly fits the Hennessey Performance HPE800 Twin Turbo Jeep. The lowered stance and sleek bodywork hint that something is not natural about the SRT8 after Hennessey gets a hold of it.

The SRT8, on the other hand, is deafening. With the two trucks side by side, you can only hear the blower on the Jeep-even if you're in the Porsche.