They call the CCX the "spirit of performance," but the first thing you'll probably notice its distinctive streamlined shape.

Swedish automaker Koenigsegg promotes its CCX's aerodynamic shape as "one of strength and flowing motion. ... There are no gadgets or unnecessary features on the car, only what is absolutely vital in the name of efficiency and purity."

And the company's CCXR is billed as the "first green supercar" for its modified engine that is equipped to run on biofuels.

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