The Chevrolet Cobalt SS Turbo and HHR Panel SS Concept benefit from the same 2.0-liter Ecotec four stuffed in the Pontiac Solstice GXP and the Saturn Sky Redline. Making 260-horsepower and 260 ...
We know. You’re asking: What’s so special about a 2008 Cobalt SS that was a pricey underachiever the past few years? Well, Chevy has swapped out a 215-hp supercharged four-cylinder for a 260-hp ...