Bonus fighters
Successfully complete the indicated mission to unlock the corresponding aircraft.

Mission Fighter
Fighter Pilot 5 - T-4
Fighter Pilot 13 - T-2
Fighter Pilot 20 - Silver F-4EJ
Fighter Pilot 26 - F-15DJ
Fighter Pilot 30 - F-15J
Tactical Challenge 5 - F-104J
Tactical Challenge 6 - F-4J
Tactical Challenge 7 - F-1
Tactical Challenge 8 - Gray F-4EJ

Bonus options
Enter TASCAS as a name. Select the "Special" choice on the options menu to access "HUD", "Cockpit", and "Player Assist" options.

F-15DJ Aggressor 2 fighter
Get over 50 kills during game play

F-18 Aggressor fighter
Successfully land more than nine carrier landings in either carrier free flight mission

Free flight missions 20 and 21
Successfully complete all fighter missions and tactical challenges

T-3 fighter
Get over 100 kills during game play

To enter cheat mode
Hold L and press X + Y when "Press Start" appears at the opening screen. A sound will confirm correct code entry