Video: A pre-production vehicle of a Bugatti Chiron derivative is the first hyper sports car to break the magic 300-mph barrier (482.80 kph). At the same time, Bugatti has set a new TÜV-certified speed record with 304.773 mph (490.484 kph).
Bugatti Chiron Prototype hits 304 MPH – The Fastest Car in The World
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