Shop around:
Base Mustang=
V-6
Cloth
Am/Fm cd
5 speed manual
painted 16's
$14,300
Premium Mustang GT=
V8
5 speed manual or auto
Full leather
245/45 ZR17" perf tires/wheels
Mach 460 premium sound
$20,800
Cheapest V8 GT is $19,000
www.carsdirect.com
price may vary upon your zip---
Ive owned a latemodel Mustang---you will want the V8...
Edit---> OOOPS--so much for shopping around furthur---enjoy your new ride :-)