Dual side mount intercoolers
Performance clutch and flywheel (redone in last 3 months)
R34 skyline breaks
Performance exhaust
Performance wheels and tires.
Protective under coating
Trunk sound proofing
All tuning and repairs for the last 6 years have been done by -Z1 motorsports (Carrollton GA) and Z tech (Orlando FL). Belts fans and hoses have less that 5 years and with less than 5000 miles them.
I have almost every maintenance record of the car dating back to the original owner.
Third owner in 30 years