Pontiac is often credited with lighting the tires on the muscle car era with the 1964 GTO, when the badge was ... massive ...

The Pontiac GTO is widely recognized as the genesis of the American muscle car golden age, and now, we're taking a look at these classic GTO concept sketches.

Debuting in 2004, the GTO by Pontiac was an all-new performance automobile that had gained popularity in Australia prior to being released in the U.S. In 2005, a faster 6.0-liter LS2 V8 engine was ...