At the 2014 SEMA Show, Chevrolet demonstrated how owners of fifth-generation Camaro models (2010-15) can enhance their cars’ performance with factory-engineered components from the 1LE and Z/28.

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

My first car was a '76 Impala: full-frame, 2¼ tons, 350 V-8, column shift, dead power-steering, seated six, measured about 9 feet wide and, with a Holley 750, got a consistent 16 mpg on the highway. I ...

Back in the 1990s, Chevrolet chose to revive the iconic Impala SS nameplate and apply it to a tricked-out Caprice. At first, that seemed like a bad idea, but the resulting performance sedan became one ...

When we ran a quickie bleat on the Silverado SS regular-cab in the Dec. '02 issue ("Chevy's $23,000 Super Truck"), we got response to gag a rat. It wasn't inquiry, it was an outpouring, a plea for a ...

The Chevrolet Chevelle is a vehicle that needs no introduction, as the nameplate was instrumental in the creation of the 60s muscle car movement. However, few enthusiasts appreciate the Chevelle for ...

The GM Authority staff is comprised of columnists, interns, and other reporters who provide coverage of the latest General Motors news.