For Sale in NJ: 2008 Mustang GT - Custom - Used Mustangs For Sale in NJ, NY, PA, etc. Custom 2008 Mustang GT. Truly a beautiful car, meticulously maintained and adult driven. Runs and drives like new. I am the 2nd owner, have had it for about 2 years, planned to keep this car forever and took care of it as such. All bodywork and paint professionally done. Have about $15,000.00 in receipts.