(http://media.il.edmunds-media.com/chevrolet/camaro-zl1/2012/ns/2012_chevrolet_camaro-zl1_f34_ns_209112_196.jpg) The 2012 Chevrolet Camaro ZL1, the fastest — and most expensive — Camaro ever, debuted on Wednesday at the 2011 Chicago Auto Show.
Source: 2012 Chevrolet Camaro ZL1 Flexes Muscle at 2011 Chicago Auto Show (http://www.insideline.com:80/chevrolet/camaro/2012/2012-chevrolet-camaro-zl1-flexes-muscle-at-2011-chicago-auto-show.html)