
Upon introduction, the XJ8 is equipped with a standard 4.2-liter, V8, 300-horsepower engine that achieves 16-mpg in the city and 25-mpg on the highway. The Super V8 is equipped with a standard 4.2-liter, V8, 400-horsepower, supercharged engine that achieves 15-mpg in the city and 22-mpg on the highway. A 6-speed automatic transmission with overdrive is standard on both trims.
The 2008 XJ-Series is a carryover from 2007.