I would have to say your location has a lot to do with it and what type of wheel'n you plan on . All the armor you could buy would be a waste wheeling in some places and a locker sucks in the snow for the most part. The best mod for one person could be a waste for another.
05 TJ Rubicon 4.88s ,3&2" BDS,JKS BL, Bilstein 5100, Currie steering Savvy CA/Metalcloak Duroflex bushings,JJs lower front, 33"Cooper STT's, Mc front TB
2012 JK Sahara AEV 2.5" w/Geo bracket , Currie CA, Synergy draglink, Synergy TB,TB mount/Sector shaft brace ,DL Flip,Bilstein 5100 ,35"KO2s ,AEV Pintlers