Mickey Thompson Center Cap 101214 on 2040-parts.com

Mercedes GLA 45 AMG on video ahead of Detroit debut

Mercedes GLA 45 AMG (pictured) on video ahead of Detroit deut What promises to be the best performing car in the compact SUV/Crossover segment – the Mercedes GLA 45 AMG – was officially revealed this week ahead of its debut at the Detroit Auto Show. With the same 355 bhp, 2.0 litre turbo engine as the A 45 and CLA 45 AMG – and with 4WD – the GLA 45 AMG offers stunning performance in a high-riding compact shape that promises to embarrass all but the most extreme performance SUVs on the market. Now, ahead of next week’s debut, Mercedes AMG has released new video of the GLA 45 AMG which does a decent job of highlighting the cosmetic tweaks and purposeful stance the GLA has.

Lotus goes light again with go-karts

Group Lotus, not to be confused with Formula One's Team Lotus, is trying its hand at grassroots racing. The Lotus Racing Karts team will unveil its first 2012 model at the annual Autosport International event on Jan. 14, 2012, in Birmingham in the United Kingdom.

Your 2013 SRT Viper questions answered before the New York auto show

The 2013 SRT Viper will make its public debut on Wednesday at the New York auto show, but Autoweek readers who have Twitter accounts don't have to wait that long. We've arranged for an exclusive question-and-answer session with SRT director of operations Beth Paretta to take place the night before the big reveal. Starting at 5:45 p.m.