the Jeep Grand Cherokee SRT8. Beneath the bonnet there's a 6.1-litre V8 boosted to 420bhp and it's had a muscular bodywork makeover with a new front end, wider side-skirts and lowered ride height.

As Jeep fans no doubt know, the Grand Cherokee has undergone several generational upgrades, each upping the ... anticipated with the performance-minded SRT and Trackhawk builds.

For 2010, Jeep kept the Grand Cherokee SRT8 mostly the same. The main updates included minor tweaks to the available features and technology options.

Two high-performance SUVs go head-to-head! The Porsche Cayenne Turbo S takes on the Jeep Grand Cherokee SRT in a battle of ...