I've got a buddy whose parting out his 03 Mineral Grey Termi here in north Florida
, just not sure on the condition of his rear bumper since he went into a ditch. Also, try posting up in the "Mustang Parts" section since this section is for buying and selling the whole car. Good luck with the search.
2012 Kona Blue 3.7L V6:
Borla LT headers, O/R h-pipe, Borla S-types, 3.73 gears,
Steeda adjustable UCA w/ mount, BMR LCAs, Airaid CAI,
LCA Relocation brackets, AE driveshaft, GT 80mm TB,
Black 18x9/10 2010 GT500 Wheels w/ Nitto NT555s,
Eibach Sportline Springs/shocks & Koni STR.T Struts