The MarkForged (http://markforged.com/) Mark One 3D printer is the world’s first 3D printer designed to print composite materials such as carbon fibre. You can asume that Koenigsegg has placed multiple orders already.
According to MarkForged, the Mark One 3D prints a range of other materials also such as PLA, nylon and fiberglass.
Full set of specifications can be found here : http://markforged.com/the-specifications/
Check out this promotion video: