tie rods

So the bushings on my drag link and on my tire rod ends or bad. Should I do a straight stock replacement? If not, what do y'all suggest? And what's the point of upgrading? I just spent $5000 on axles and regearing and balljoints so I'm not trying to spend too too much. Thanks in advance guys

In the summer of '09 I put a 3" inch lift on my cherokee. I know better now, but I kind of did a "bargain lift" I bought new shocks, and coil springs for the front, and extension blocks for the leaf springs in the back. Immediately after I finished, I noticed a slight wobble in the front axle...