With a basic drop, you shouldn't. But, since you brought up LCA's, while your in the area, might be a good idea to upgrade if you haven't already. Some MM's or Steeda's would make a difference.
Edit: fyi: pending how much of a drop, you might need caster camber plates for your fronts.
2000 Mustang GT-Former giggle gas addict
1990 Mustang GT w/ Vortech V3
***resident gun idiot***