Koenigsegg has has produced another super car "Koenigsegg One". Now this cars looks similar to its previous model "agera r" and "agera s" but "One" has more power and a slight change in body like the spoiler. koenigsegg has used twin-turbocharged and intercooled DOHC 32-valve V-8, aluminum block and heads, port fuel injection. It can produce 1341 horsepower that is 7500 rpm and 1011 lb-ft torque that is 6000 rpm.