2WD or 4WD?
I belive with a 4" lift on 4x4 they will fit.6" lift on 2wd will sit about same 4" lift on a 4x4,so you'd probablly have to go with a 6" on 2wd.
I installed a 6" lift on my 2wd excursion "just to get rid of the station wagon look" I have 35" BFG's.Tires barely rub in very tight turn.