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Meet the new Mercedes-Benz SL400

This is our first photo of the upcoming Mercedes-Benz SL400 luxury roadster, a model that effectively replaces the SL350 as part of a series of subtle changes brought to the SL lineup. The move aims to goose sales of the luxury roadster two years after it first hit showrooms. The SL400 is powered by Mercedes-Benz's twin-turbocharged 3.0-liter V6 direct-injection gasoline engine unveiled in the E400 early last year.

Classic Design Concepts to debut "Bad Penny" Ford Mustang

There won't be a shortage of custom-built Ford Mustangs at the upcoming SEMA show in Las Vegas, and there's one car that's already making waves before the show has even started. Classic Design Concepts has published photos and details of the "Bad Penny" Mustang that will be debuting at the show, and the company promises that it will be as fast and as mean as it looks. The base vehicle used for the build is a 2014 Ford Mustang GT, with a 5.0-liter four-valve Ti-VCT V8 engine mated to a six-speed manual transmission.

Aston Martin configurator for the Cygnet and the Virage hits the Web

The few times a year that Aston Martin graces AutoWeek with a press car, our joy is short-lived. There's never enough seat time to go around. Luckily, we can all dream together with the new Aston Martin configurator at the company's Web site, www.astonmartin.com.