I'm Dave, I've got a 97TJ,4" lift, 35" BFMuds, Ford 8.8, 4:88's, Aussie locker in the front dana 30. I'm located in Muskegon, Mi. I'm Hotwired on Michiganwheelers,pirate4x4 and greatlakes4x4. I found this site doing a search for performance upgrades for the 2.5.