I have a 1999 Grand prix that started life as a gt but has been fully converted to a GTX. Here is a list of modifications
L67 with about 75000 miles on the bottom end
Ported polished heads with 1.9 harland sharp roller rockers and ls1 springs
TOG headers with three inch catless down pipe and slp model correct dual dual tips
Powder coated polished Gen V supercharger 3.4 mps and l32 intake with zzp stage 1 throttle body and slp ram air box
poly dogbone mounts
10.3 mm plug wires
intense pcm with custom tune
new fuel pump pressure regulator belts plugs etc (everything on the motor is pretty much new)
Slp gen 1 spoiler
SD hood with new paint billet grills in facia
Chrome powder coated slp GTX wheels with 80% tread on goodyear 245 45 17s
B&G 1.5 lowering springs with new kyb GR2 struts new front hubs and right front axle shaft
Graphite leather seats with heated drivers side
special edition and original cluster, digital dic, hud
Infinity perfect seperate front speakers and kappa 6x9 rears
Kenwood ddx 6019 double din dvd nav hf blue tooth ipod and axxess steering wheel control module
also comes with ls1 scan tool
The stereo system is included at a bargain of 500 on the toal price of the car
so I am wanting 4500 for the car without the system or 5000 with
The car is located in southern Illinois please pm me and I will give you my mobile # if interested. most everything on this car is new or nearly new so please consider that when looking at the price. The trans is a gt trans with 3.27 gears and it shifts and runs smooth. The car has never been on the drag strip and has been driven on the highway 95% of the time.