It could be a number of things
Longer bumpstops help
BUT main issue is the Daystar lift combined with weak stock coils and shocks.
The suspension already weak now works even harder which creates more problems .
I wouldn't think you'd have UCA/springs contact since it shouldn't be that high
Also how did the alignment come out? Did they get it close ?
Did you tighten the sway bar links AFTER full weight was on the ground ?
Forget if I asked you that before but think I did
04 Liberty, Kilimanjaro Edition, Rock Lizard RockRails/Roof Rack/Front-Rear bumper,32 inch Goodyear Duratracs,Moabs,4.10s/ 4.25 inch JBA Coilover lift /other goodies