Found out what the noise was on start up, its the ****ty aftermarket water up bearing going out.
Getting a Mopar one from the dealership next to my work tomorrow.
99 WJ hp44, 3 link, Eaton e locker, 14" foa coilovers in the front. 14 bolt, 4 link, grizzly locker, 12" foa coilovers in the rear. 5.38s and 37s