NOS - Nitrous Oxide Systems

When real performance enthusiasts think of nitrous oxide injection, one company springs to mind: NOS - Nitrous Oxide Systems! NOS pioneered nitrous injection in...

When real performance enthusiasts think of nitrous oxide injection, one company springs to mind: NOS - Nitrous Oxide Systems! NOS pioneered nitrous injection in the 1970s, and today NOS powers more racers than any other nitrous company. Only NOS has such a wide assortment of systems and applications—just pick the power increase level you want, and NOS will get you there with a complete kit, including all the plumbing, hardware, and electronics you need. We’re also your source for NOS nitrous accessories like bottles, bottle brackets, blankets, injection nozzles, controllers and timers, and even illuminated...

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NOS Solenoid Rebuild Kits 18049NOS

Rebuild Kit, Nitrous Solenoid, Pro Race Style, Includes Plunger, Spring, O-Ring and Assembly Wrench, NOS, Kit

Part Number: NOS-18049NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Solenoid Rebuild Kits 18046NOS

Rebuild Kit, Nitrous Solenoid, Pro Shot Style, Includes Plunger, Spring, O-Ring and Assembly Wrench, NOS, Kit

Part Number: NOS-18046NOS

Not Yet Reviewed

Estimated Ship Date: Today

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NOS Cryogenic Refill Pump Station Pump Rebuild Kits 14270NOS

Nitrous Pump Rebuild Kit, Teledyne P421, Re-seal Kit, Includes All Parts To Rebuild Refill Pump Only, Kit

Part Number: NOS-14270NOS

2.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Crosshair Professional Nitrous Oxide Kits 02154NOS

Nitrous Oxide System, Crosshair Single Stage Plate Holley Dominator Flange, No Bottle, Kit

Part Number: NOS-02154NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Purge Valve Kits 16030BNOS

Nitrous Purge Valve Kit, Black Anodized, Black Solenoid, -4 AN, Kit

Part Number: NOS-16030BNOS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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NOS Single Stage Electric Pack Wiring Kits 15634NOS

Nitrous System Electrical Kit; Electrical Pack Kit; For Single Stage Nitrous Kits; Incl. Micro Switch/Bracket;

Part Number: NOS-15634NOS

Not Yet Reviewed

Estimated Ship Date: Today

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NOS Purge Valve Kits 16030NOS

Nitrous Purge Valve Kit, -4 AN, Kit

Part Number: NOS-16030NOS

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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NOS Ntimidator Illuminated LED Purge Kits 16029NOS

Nitrous Purge Kit, Ntimidator, Blue LED, -4 AN, Kit

Part Number: NOS-16029NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Purge Valve Kits 16032BNOS

Nitrous Purge Valve Kit, -6 AN, Kit

Part Number: NOS-16032BNOS

Not Yet Reviewed

Estimated Ship Date: Today

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NOS Purge Valve Kits 16032NOS

Nitrous Purge Valve Kit, -6 AN, Kit

Part Number: NOS-16032NOS

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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NOS Cheater to Dual Shot Cheater Upgrade Kits 0022NOS

Nitrous Oxide System, Cheater System Single Stage to Dual, Solenoids, Lines, Wiring, Inline Filter, Kit

Part Number: NOS-0022NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Pro Shot Fogger Custom Nitrous Plumbing Kits 02462-S-ENOS

Plumbing Kit, Nitrous, Lines, Fuel/Nitrous Solenoids, Fuel/Nitrous Jets, Nozzles, Pro Shot Fogger, V8, Kit

Part Number: NOS-02462-S-ENOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Pro Shot Fogger to Pro Shot Fogger 2 Dual 4150 Upgrade Kits 02021NOS

Nitrous Oxide System Conversion and Upgrade Kits, Pro Shot Fogger to Pro Shot Fogger 2 Dual 4150 Upgrade, Kit

Part Number: NOS-02021NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Pro Shot Fogger to Pro Shot Fogger 2 Dual 4500 Upgrade Kits 02023NOS

Nitrous Oxide System Conversion and Upgrade Kits, Pro Shot Fogger to Pro Shot Fogger 2 Dual 4500 Upgrade, Kit

Part Number: NOS-02023NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Ntimidator Illuminated LED Purge Kits 16028NOS

Nitrous Purge Kit, Ntimidator, Blue LED, -4 AN, Kit

Part Number: NOS-16028NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Big Shot to Dual Stage Big Shot Upgrade Kits 0023NOS

Nitrous Oxide System, Big Shot Single Stage to Dual, Solenoids, Lines, Wiring, Inline Filter, Kit

Part Number: NOS-0023NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Nozzle Mounting Kits 17283NOS

Nitrous Oxide, Nozzle Mounting, Kit

Part Number: NOS-17283NOS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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NOS Billet Microswitch Bracket Kits 16520NOS

Nitrous Activation Switch, Switch and Billet Bracket, Black Anodized, NOS Logo, Gen 3 Dominator, Kit

Part Number: NOS-16520NOS

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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NOS Carburetor and Injector Plate Kits 12510NOS

Nitrous Plate, Big Shot, Aluminum, Black, Square Flange, 4-Barrel Carburetor, 190, 225, 275, 300 hp, Kit

Part Number: NOS-12510NOS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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NOS Billet Microswitch Bracket Kits 16512NOS

Nitrous Activation Switch, Switch and Billet Bracket, Black Anodized, NOS Logo, Holley 4150, Kit

Part Number: NOS-16512NOS

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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NOS Carburetor and Injector Plate Kits 12530NOS

Nitrous Plate, Aluminum, Black, Square Flange, 4-Barrel Carburetor, 100, 125, 150 hp, Kit

Part Number: NOS-12530NOS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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NOS Cheater Nitrous Oxide Systems 02001NOS

Nitrous Oxide System, Cheater, Wet, 150-250 hp, 10 lb. Bottle, Blue, Square Bore, 4-Barrel, Kit

Part Number: NOS-02001NOS

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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NOS Diesel Nitrous Kits 02522BNOS

Nitrous Oxide System, Diesel, 15 lb. Bottle, 150 HP, Dry, Black, Universal, Kit

Part Number: NOS-02522BNOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

NOS Billet Microswitch Bracket Kits 16514NOS

Nitrous Activation Switch, Switch and Billet Bracket, Black Anodized, NOS Logo, Holley 4500, Kit

Part Number: NOS-16514NOS

3.67 out of 5 stars ( 3 )

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Nitrous Express Activation Switch Brackets 15517

5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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NOS Diesel Nitrous Kits 02521NOS

Nitrous Oxide System, Diesel, Air Intake Tube Delivery, Dry, WOT Switch Activation, Aluminum Bottle, Blue, 15 lb., Each

Part Number: NOS-02521NOS

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

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