2 things:

1. YES, cut your exhaust off at an angle! <img src="/forums/images/graemlins/kewl.gif" alt="" />

2. I don't much see the point in SAS for anything but the most hardcore of rock crawling. Many of us go wherever we please on any type of recreational trail imaginable on IFS and 33" tires. Lloyd has for years until his recent 35" upgrade, I presently do with a long wheelbase and open diffs. (really need rocker protection though!!)

A solid axle has advantages on extremely rough stuff, but it's not even worth considering if you haven't done lockers, armor, and 33"+ tires first.