help for my iphone 3gs

[iMore Question]

please can somebadoy help me?
i have an old bootrom iphone 3gs and i want it to work with the ios 6.1.3 and the baseband 5.13.04 and the sim can work
is this possible

 

[Just_Me_D]

The information via the following link should be useful to you.

http://forums.imore.com/jailbreaking-unlocking-hacks-themes-mods/266922-iphone-3gs-updating-ios-question.html