post this in all the threads and see the responses.
Post it in the Audio and they will tell you have to add some amps and subs
Post it in the suspension and they will get you to add sways, lowering springs, trailing arms, etc.
Post it in the wheels sections and they will tell you that you can buy 2 rims now for that, then save up for the other 2 rims.
Post in the Cosmetics section and find out why you need new fenders and a new hood to make your car rock.
First thing I installed was a clearbra (& tint), and enjoy reading everythread about paint chipping. That's half that $2500. Make your list by what priority you want mods done and stick with it.