Red Bull Global Rallycross (official abbreviation GRC) is a self-owned rallycross series run in the United States. Started as Global RallyCross Championship in 2009 by Brian Gale and Chip Pankow, the series has gained a fair amount of commercial success. The events are run with heavily modified production cars called Rallycross Supercars and are run at a wide range of venues from NASCAR speedways to street courses and commonly feature a mix of dirt and asphalt.