I own a 2007 GT.It has had a Roushcharger,Roush aluminum trailing arms added. Also Ford Racing headers,exhaust,3:73 gears,diff cover, and valve covers. Slotted brake rotors,Saleen gauge pod with Autometer trans temp and boost gauges. A light bar and custom painted stripes. A set of Carroll Shelby signature wheels(the car is on Shelby's web site in the photo gallery).