McGuigan returned from America in 1983, and got straight back into the Tyrone team and played in the Ulster Final of 1984. Against local rivals Armagh, McGuigan scored eleven of Tyrone's points from open play - five on each foot, and one fisted over.
After returning from America in 1983, McGuigan rejoined the Tyrone team and played in the 1984 Ulster Final against Armagh. He contributed eleven points during the match, scoring five on each leg and one with a fist shot.