FYI I ran 35 on 3.73s for a while had no problems in my 2012. I went to 4.88 only because I was doing lockers.. I love it but the RPMs are a little high. If you are only running 33s I would say keep it stock at least for a while see how it feels to you and go from there.
315/70/17 Duratrac on MB Wheels
AEV 2.5 with M.O.R.E 1" body lift
Viair 450c, ARB Air lockers,
4.88's and TNT truss.
My build thus far.