1. Move your “Grand Theft Auto 4” Saved Game to a USB from your HDD from your Xbox.
2. Open up your USB in the Device Explorer (Download Horizon Here)
3. Open your “Game Folder” locate the game “Grand Theft Auto 4” hit the mod tab, and select
The “Grand Theft Auto 4” Tool should pop up.
From here you can have Max Health/Armour and almost Unlimited Ammo!
From here you can edit your Money, Health, Armour!
Note: Hit the to Max all Values!
From here you can edit your Melee, Sniper, SMG, Handgun Slots from choices of Pump-Shotgun, Micro-SMG, RPG, Grenades!
On the right of that there is an option to edit the Ammo for that specific Gun!
Note: Hit the To max out the Ammo for each gun!
Hit the Save tab, and you done. Enjoy Horizon!