A snorkel is cool. But make sure your transmission is sealed and vented properly. If not, then your transmission will be an issue before your air box.
I'd put a locker in, especially if you already have a d44a. And a tranny cooler. Then save your money for a list or winch.
5.9 Limited, RE 4" lift, RE FTB, JK take offs w/ 255/75/17 BFG MT's, 1.25" wheel adapters, ARB Bumper, Superwinch LP10000, K&N intake, Flowmaster, custom JL & Focal stereo, 20% tint, KOR roof mount tire carrier, JCR sliders, cobra 75 wx st