The most powerful of all was the 451-hp Mercedes-AMG C63. But too much is never enough in a horsepower war, and tuning company Brabus decided to create its own version of the hot C-Class ...

Brabus is renowned for its crazy power outputs resulting from even crazier engine swaps. Here are our favorite Brabus Mercedes engine swaps.

Although the Mercedes-Benz CLS-Class isn't even out yet, Brabus already has a substantial tuning kit primed for action. Yeah, I know, they toss the same old wheels on every damn car, but ...