Acura announced a Type S variant of its new Integra last month, but the prototype was shown only in a few photos and a few laps around an oval in Japan. That changes this weekend, with that prototype ...

Before I can see the camouflaged car come around the corner at Honda's Tochigi proving grounds, I can hear it. Reverberating off the walls is the distinct sound of a turbocharged four-cylinder, but ...

The Rolex 24 race features two main types of cars, prototypes and street cars, which are divided into four classes. The top class, Grand Touring Prototype (GTP), features hybrid-powered cars from ...