His family revealed the cause of death one day before he was set to race in the Coca-Cola 600 at Charlotte Motor Speedway.

Kyle Busch's family earlier Thursday announced he had been hospitalized with a "severe illness."

Kyle Busch won 234 races across NASCAR’s top three series, including 63 in the Cup series. He won the Cup series championship in 2015 and 2019.

Kyle Busch has died after he was hospitalized with an illness.

NASCAR legend Kyle Busch has passed away at 41. The two-time Cup Series champion was a record-breaking driver. Busch was hospitalized earlier due to a severe illness. His passing…

The race car driver was hospitalized earlier in the day due to a "severe" illness, according to a statement from his family.

Kyle Busch death: NASCAR champion was thought to have had a sinus cold While racing May 10 at Watkins Glen, Busch radioed his team requesting a “shot” from a doctor after he…

Busch became unresponsive on Wednesday while testing in a Chevrolet racing simulator