Yes it is , and in the vip section theres a full tutorial on how to do it and the tool you will need to be able to gamesaves using usb .
thats classes as spam and i think when i find a job ill donate again so i can lern how to do this and enjoy the rest of your vip stuff
Its Quite handy i have a fallout save with unlimited mini nukes and a halo save with a flyable pelican! its not that great for achievements but eh flying in gta is funner than achievements!
look for xtaf usb gui it has an auto updater now so you will be always be up to date, iknow loads of people who use usb to gamesave and they all think its prety good