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Detroit Auto Show roundup

The 2012 NAIAS in Detroit, MI has proved to be exactly the dose of salts the US auto industry so desperately needed after a few very lean years for the event. Numerous concept and production cars made their debuts in the halls of COBO and, as ever, Car Design News was on hand to provide our in-depth live show coverage. Here's a full rundown of our reportage from NAIAS 2012: Acura Acura NSX Concept: Living up to the name Cadillac Cadillac ATS: Finally breaking into the premium mainstream?

Hennessey fills Z28 Camaro void with 562-hp HPE550

The 6.2-liter V8 in the 2010 Chevrolet Camaro SS cranks out 426 hp or 400 hp, depending on the transmission choice. But there are some people out there who want more. With a higher-performance Z28 Camaro from the factory on the back shelf as General Motors battles for survival, aftermarket tuners are ready to fill the void.

Caterham AeroSeven Concept previews future production model

Hot on the stripped-down heels of the Caterham Seven 165 and Caterham 620R, the company revealed a next-generation vehicle, the AeroSeven Concept. The company’s newest road car benefitted from the entire portfolio of Caterham companies including Caterham Technology & Innovation, Caterham F1 Team, Caterham Composites and Caterham Cars. The company says the new concept hints at a future styling direction, including the new sports car that is being developed in conjunction with Renault, due in 2016.