Availability
Nitrous Express Proton Plus Series Nitrous Systems
26 Customer Reviews
Additional features include:
* Single Shark nozzle
* Nozzle adapter
* Stainless braided nozzle lines
* Extra-long braided stainless feed line
* Stainless fuel line
* Master arming switch
* Wide-open throttle switch
* 40 amp relay
* Relay harness
* Every nut, bolt, and electrical connector needed to complete the installation
Showing In Stock Items. Show All 5 Items.
Nitrous Oxide System, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 10 lb Bottle, Microswitch Activation, Kit
Part Number: NEX-20421-10
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 15 lb Bottle, Universal, Microswitch Activation, Kit
Part Number: NEX-20421-15
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Nitrous Oxide System, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, Universal, Push-Button Activation, Kit
Part Number: NEX-20421-00
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Nitrous Oxide, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 5 lb Bottle, Universal, Microswitch Activation, Kit
Part Number: NEX-20421-05
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
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