Budweiser is a popular American beer made by the Anheuser-Busch company . Budweiser is the official beer of NHRA and was the official beer of NASCAR until 2007 . In 2008 , Anheuser-Busch became Kasey Kahne 's primary sponsor , and has also sponsored many races , including the Budweiser Shootout , and previously The Bud at the Glen , Budweiser 500 , and Budweiser 400 .