It seems 11-12 exhaust fits the '13
I was looking on ford racing parts website and the SVT exhaust was labeled 2011-2013. I am hoping that they are truly the same! No need to wait month for development for new 2013 exhausts.
Grand Cherokee SRT
SOLD 2013 GT Premium. 6MT. Deep Impact Blue. Recaros, Nav, Track Pack, Reverse sensing, Backup Camera. Borla S-Type Axlebacks, WeatherTech floor mats, Ford Racing K Springs, BMR Adj. Panhard, Upper and lower billet grille.
2013 Toyota Prius plug-in
2012 GT Premium RIP: 12.10.11
1997 Toyota Tacoma RIP 09.06.13