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 ...

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 ...

Audi has stayed remarkably tight-lipped, only acknowledging the project’s existence almost a decade after it was shelved – ...