Price: $399.00

Nitrous Express Mainline EFI Single Nozzle Nitrous System

Nozzle Mounts Into the Air Intake Tube!
50 to 150 WHP

If you are a serious nitrous junkie on a tight budget, Nitrous Express has what you have been waiting for! NX introduces their MainLine EFI Nitrous Systems. This MainLine Systems benefit from the years of research and development that made Nitrous Express the leader in the nitrous world, but at a price even the most budget-restricted racer can afford. Just the basics, no frills, just rock solid performance at rock bottom prices. This Mainline EFI kit is designed for the single nozzle to be mounted in the air intake tube before the throttle body on electronic fuel injected engines. This kit includes stainless steel nitrous and fuel solenoids, an NX Piranha Nozzle, braided stainless solenoid to nozzle lines, braided stainless fuel line, 15-foot braided stainless -04AN nitrous feedline, 10 lb. bottle, stainless bottle brackets, nitrous activation push button, and jetting from 50-150WHP. Made in the USA.


  • Simple installation
  • Single Piranha nozzle, single stage
  • -04AN Feedline
  • Stainless steel bottle brackets
  • Nickel plated fittings
  • Jetting for 50, 100, & 150 rear wheel horsepower
  • Made in the USA