[Alt]+[F1] = Destroy Yourself
[Alt]+[F2] = Destroys All Enemies
[Alt]+[F3] = Full Fuel
[Alt]+[F4] = Max Ammo
[Alt]+[F5] = Max Shield
[Alt]+[F6] = One More Lap
[Alt]+[y] = Autopilot On
[Alt]+[c] = Autopilot Off
On some versions you will have to activate the cheats by solving a puzzle of the BULLFROG logo. To get this puzzle press [Ctrl]+[Tab] and when your finished just press [Ctrl]+[Tab] again.