Kolby resides in Clovis, California, and started racing karts when he was five years old. He has since won several regional championships and four national championships. Kolby drove micro sprints for eight years and is now transitioning to wingless sprint cars, where he will run his first full season with the USAC West Coast 360 Sprint Car Series. He continues to race karts providing driver support for younger karters. Kolby’s goals include competing in both NASCAR and the Rolex Sports Car Series.