Sorry I'm not going to be much help on this topic. Never was much into "lowering" my vehicles. Heck my Vette scrapes on too much crap now and it sits at normal ride height!
2016 Ecoboost Mustang
2009 C6ZO6 - Katech Stage 2 #115
2005 Mustang V6 (Sold)
2003 Terminator (Sold)
2002 Mustang GT (Sold)