What do you get when a carmaker like Toyota decides to combine the performance knowledge of its racing division with the refinement and exclusivity of its luxury brand? The Lexus LFA: a nearly $400000 supercar with power and technology oozing from its many gills. The LFA may carry a civilized Lexus badge on its hood, but underneath, its 552 hp V10 engine is anything but. Oh, and did we mention it's offered in an understated hue of eye-melting yellow?