Autoweek in review: What you might have missed

Mercedes-Benz will offer its flagship SLS AMG as the 2013 SLS AMG GT late this year. It will get a boost in horsepower and a refreshing for the upcoming model year.

The SRT Viper was caught on the streets of metro Detroit. One lucky camera-phone-ready reader submitted the images, but does it look as good in person as in the magazine? Let us know in the Comments section.

It's summer weather, so Autoweek decided to celebrate with Drop-Top Dreams. Check out the first installment and enjoy some of the best topless action automotive makers have to offer.

The green-car world got good news this week as the Honda Fit EV hit 118-mpg-e EPA rating, and the Chevrolet Volt found three more miles under electric power.

Despite not getting on the podium in the Chevrolet-sponsored Detroit Grand Prix IndyCar race, General Motors did sweep both classes in the Grand-Am 200 on the streets of Belle Isle.

Fans of the Jeep Liberty can now speculate about the latest generation. A prototype of the 2014 model was caught testing on the streets, and Autoweek spy photographer Brenda Priddy & Co. caught the Jeep. Have a look.

With the success of the Ford EcoBoost engine, GM revealed more details as to its approach to solving the mpg puzzle.

McLaren MP4-12C owners got some good news this week. For no charge, they can bring their cars in for updates and more power. Free horsepower? Yes, please!

While Sammy Hagar lamented his inability to drive 55 in Los Angeles traffic, Texans may soon be able to cruise at the 85-mph mark. Everything is bigger in Texas, they say.

By David Arnouts