Spied running around a Ford test track, this tester is a seriously chunky Mustang that’s rocking a unique aero package and a center-exit exhaust. It’s no Dark Horse, and thanks to that center ...

What's next? Is it the center-exit exhaust? It's starting to look that way. What do you think? Will the center-exit exhaust be the next styling fad to sweep the OEMs, or is it going to fizzle like ...