I am taking the nitrous kit off of my car and have the following for sale.
NX Single nozzle GM EFI Race Kit new $560 Selling for $450. jets support between 50 and 175.

everything you see above except the tiny solenoid brackets. Still have instructions and Jets as well as wiring diagrams.
Smooth Bellow w/ Hole for Nozzle $20

Solenoid bracket (Mounts on Passanger Head) $10 Aluminum, not black

Tranny tunnel Bottle Mount. (fits between rear seats for Fbody) $50

Glow in the Dark Bottle Mounted Pressure Guage. $15

Timing Tuner. $200

Bottle Heater. $130

BUYER PAYS FOR SHIPPING. Everything is in excellent condition and has been installed for around 5k miles. The Bottle has been filled 5-7 times, not sure exactly, might even be less. I will also take a little off of the prices if you want to buy everything together. I can get actual pictures for serious buyers but what I posted is the almost to a T what I have ( minus brands and colors)

