It has been tampered with at one time. The previous owner put a DVD player in the place of a stereo, put a monitor on a swivel mount by the passenger side, had nitrous hooked up with led purge lights, and added a some amps and speakers... not a good sign, I would really love to rip it all out and start from scratch doing it the right way, but unfortunately I don't have the time as I am in high school and don't have a lot of time or money. A lot of the wiring looks like s*** so little by little I will be working on the bird nest wiring in the Z