The following are known Action Replay Codes for Top Gun: Firestorm on Nintendo Game Boy / Color (GB / GBC). These codes were also known as GameShark Codes and in most cases will work on both devices.

Device Compatibility: Action Replay & GameShark

Infinite Lives
9109d9c9

Infinite Bombs
9109a0c2
9109a1c2

Inf. Homing Missiles
91099ec2
91099fc2