The following is a list of plane upgrades available in Sid Meier's Ace Patrol: Pacific Skies.
- Advanced Airfoil - For improved climb and turn
- Emergency Power - For high-speed maneuvers
- Homing Beacon - To return safely to base
- Machine Gun Convergence - For improved firepower
- Protective Armor - To reduce damage
- High-efficiency Supercharger - To increase maximum altitude