Default Rooting / Custom Rom on LG 3D

Hi, one of my friend has this phone :

http://www.lg.com/ca_en/cell-phones/lg-LGP925G

LG p925g but I'm not sure if it's Thrill 4g or not so I'm in need of your help.. can it be rooted ? He wants latest android on that phone (custom rom)

any good custom roms for this phone ?

any links to root / custom roms will be appreciated thanks..

Motorola Atrix HD MB886 Rooted / Bootloader Unlocked /
[JUN-28][4.4.4-R1][1.3.6][mb886] AOSB Project - The End of The Line !