As a result, Armstrong transferred to the University of Florida in Gainesville, Florida, and played one season with the Florida Gators football team and earned first-team All-SEC and All-America honors at defensive tackle.
As a result, Armstrong transferred to the University of Florida in Gainesville, Florida, and played one season with coach Galen Hall's Florida Gators football team in 1988. He earned first-team All-SEC and All-America honors at defensive tackle.