If you want undercover fun and some speed but don't want to shell out for a new sports sedan, these sub-$25K sleeper cars ...

While these cars are no match for the C8 'Vette on a track, in a straight line, these sleeper wagons and sedans can outrun ...

These modern cars are covert sleepers when you want them to be, and let you rip it up when you are bored with the mundane crawling.

Audi has many options for the discerning executive or well-heeled enthusiast—these are its priciest cars in America.

The V10 engine has a lot going for it. A V10 spreads its displacement across ten cylinders, which allows for smaller cylinder ...