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NX - Nitrous Express
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced,...
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced, most reliable, and most potent systems available. Built and extensively tested in America, NX “wet” nitrous systems arrive ready to install, without all the trial-and-error associated with other nitrous kits, and with accurate at-the-wheel horsepower ratings. In pursuit of perfect nitrous/fuel delivery, Nitrous Express CNC-machines its own high-efficiency, low-turbulence valves, jets, and solenoids. For complete systems, or components...
Founded by a racer frustrated with lagging nitrous technology, Nitrous Express makes nitrous oxide injection systems designed from the ground up to be the most advanced, most reliable, and most potent systems available. Built and extensively tested in America, NX “wet” nitrous systems arrive ready to install, without all the trial-and-error associated with other nitrous kits, and with accurate at-the-wheel horsepower ratings. In pursuit of perfect nitrous/fuel delivery, Nitrous Express CNC-machines its own high-efficiency, low-turbulence valves, jets, and solenoids. For complete systems, or components to complete or expand your existing nitrous setup, check out NX Nitrous Express products, available from Summit Racing!
Showing In Stock Items. Show All 834 Items.
Nitrous Solenoid, Lightning Solenoid, Pro Power
Part Number: NEX-15300L
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Solenoid, Lighting Stage 6, 300HP Limit, 1/8 in. NPT Inlet Outlet, Black Anodized, Each
Part Number: NEX-15200L
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel/Nitrous Solenoid Bracket, Carburetor Flange Mounting Style, Aluminum, Black Anodized, Each
Part Number: NEX-15728
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Solenoid, Gas, Lighting Stage 6 Solenoid
Part Number: NEX-15201L
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Solenoid, Lighting Stage 1 Solenoid, Replaces 15099L
Part Number: NEX-15100L
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel/Nitrous Solenoid Bracket; Universal Nitrous Solenoid Mount; Incl. Screws
Part Number: NEX-15709
Estimated Ship Date: Today
Estimated Ship Date: Today
Proton Solenoid, Nitrous/Fuel, 250 hp Flow, Male -4 AN, Male -3 AN, Black Anodized, 2 Inlets, 2 Outlets, Kit
Part Number: NEX-20420
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Oxide Solenoid Mounting Bracket, Aluminum, Black, Throttle Body Mount, Right Side, Each
Part Number: NEX-15731
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Nitrous Oxide Solenoid Mounting Bracket, 4500 Dominator Plate Solenoid Bracket Sideways Mount
Part Number: NEX-15729SM
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Nitrous Solenoid, Gas, Lighting Stage 1 Solenoid
Part Number: NEX-15101L
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Oxide Solenoids, 250 hp Flow Limit, 1/8 in. NPT Female Threads Inlet/Outlet, Black, Each
Part Number: NEX-MAINLINEN2O
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Oxide Solenoid Lightning Series Nitrous Solenoid, Low Amp, 500HP Capable
Part Number: NEX-15300LA
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Nitrous Solenoid, Gas, Lightning Solenoid, Pro Power
Part Number: NEX-15301L
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Oxide Solenoid
Part Number: NEX-15375L
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Oxide Solenoid Mounting Brackets, Cylinder Head Mounting Style, Steel, Black, Fits GM LS Family Engines Only, Each
Part Number: NEX-15770
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel/Nitrous Solenoid Bracket, For Dominator, Carburetor Flange Mounting Style, Aluminum, Black Anodized, Each
Part Number: NEX-15729
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Oxide Solenoid Mounting Bracket Solenoid Brackets For Holley Hi-Ram
Part Number: NEX-15763
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fuel/Nitrous Solenoid Piston; Nitrous Piston; 0.93/1/8
Part Number: NEX-15742
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Oxide Solenoid
Part Number: NEX-15102L
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Nitrous Oxide Solenoid Mounting Bracket, Aluminum, Black, Designed To Mount On Top of GM LS Series Intake Manifolds, Chevrolet, Pontiac, Each
Part Number: NEX-15768
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Nitrous Oxide Solenoid Mounting Brackets, Carburetor Flange Mounting Style, Aluminum, Black Anodized, 4150, 4150 HP, Each
Part Number: NEX-15728D
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fuel/Nitrous Solenoid Rebuild Kit; Solenoid Rebuild Kit; Alcohol; 3/16 in.
Part Number: NEX-15736
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Fuel/Nitrous Solenoid Piston; Fuel Piston; 3/16
Part Number: NEX-15739
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Fuel/Nitrous Solenoid; Super Shark; Nitrous Solenoid; 0.157 Orifice
Part Number: NEX-15503
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
