Aire averaged 4.8 minutes, 0.6 points, and one rebound per game with the Nittany Lions.
The new contract guarantees a 20% raise for union members over three years.
Exinor became the 20th player and second wide receiver to commit to the Nittany Lions.
The Nittany Lions will have a team overall of 88 in College Football 25.
Valladay spent one season at Penn State as a graduate transfer after stints at Virginia and Marquette.
