I tightened my torsion bars, put in extended bilstein shocks, put 37's on (no rubbing) - GOT AN ALINGMENT....not as smooth as stock, after driving it for about 200 miles - I don't even notice the difference.
If you want to change over to a leveling kit - cognito makes a very reputable product :
http://cognitomotorsports.com/store/page2.html
joe