I vote LCA/UCA also. I have never tried aftermarket sway bars, but I can't emphasize enough how much the improvement was with the UCA/LCA. No more wheel hop and the car hooks much better. I don't plan on touching the sway bars unless i get bored or i decide to track the car a bunch.
2013 Mustang GT w/ Track Pack - Steeda Ultralite Springs, Koni Str.t Struts/Shocks, BMR LCA & Relocation Brackets, BMR Adjustable UCA and Bracket, BMR Adjustable Panhard, DSS Aluminum Driveshaft, Bassani x-pipe and catback, MGW shifter, JLT CAI, Steeda Tune