shaman gear help

[Dra]

hello,
im a resto shaman and in my guild we are currently progressing klaxxi on 25HC
im still using t15 2set cus its really good and t16 4st is shit.

my question is due to the lost of ilvl and stats will it be more beneficial to move to higher ilvl non set parts?


armory - http://eu.battle.net/wow/en/characte...r%C3%A0/simple

thanks in advance