i would get the zone combo and a new jks adjustable front track bar. no drilling. the zone kit is about the best i can think of in that price range. i used to have one on my 2003.
2003 Rubicon, 4.0L, 5SPD, Custom 4.75" lift, 33" MT Baja Claws
1999 SE, 2.5L, 5SPD, sold it
PM me for wheeling in and around Northern Illinois