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Roush unveils two 540-horsepower Mustangs

The go-fast guys at Roush tore the cover off two 540-hp 2010 Ford Mustangs today. The range-topping Stage 3 Mustang will be limited to 103 copies for 2010, while the 540RH will slot in as minimalistic approach to the iconic Pony Car for customizers. They both launch this fall.

Ford to offer 4 vehicles in 2011 with certified EPA ratings of 40 mpg

Ford Motor Co. expects the 2012 Focus compact to earn 40 mpg, giving the automaker four vehicles that produce 40 mpg or more in 2011. Three of the 2011s--the Fiesta subcompact SE with SFE package, Fusion Hybrid and Lincoln MKZ Hybrid sedans--have certified 2011 EPA ratings of 40 mpg highway/41 city.

2010 BMW X6 M: Fast and fun--whatever the heck it is

Barreling around the racetrack, there's little lean entering the corners, plenty of thrust on exit and a monster amount of grip everywhere, and if it feels taxed at all, it's ever so briefly as the nose aims left and up from turn five for the steep climb out of the esses. Road Atlanta is plain ol' fast, and the BMW X6 M does well to keep pace, spilling gobs of power all over the track, blazing down the long back straight to nearly 140 mph, maneuvering like no two-and-half-ton pile of metal should. It's exhilarating stuff, to be sure, only we're left asking very many questions, and all of them are: Why?