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NX - Nitrous Express

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!

Individual Parts

Results 1 - 25 of 1886

Nitrous Oxide System, MainLine, Wet, 100-250 hp, 10 lb. Bottle, White, Square Bore, 4-Barrel, Kit

Part Number: NEX-ML1000

4.4 out of 5 stars ( 35 )

Estimated Ship Date: Today

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Nitrous Oxide Controllers, Nitrous Express, Maximizer 6, Progressive Controller, Programmable, Operates 4 Nitrous Stages, Data Logging, Each

Part Number: NEX-16011

Not Yet Reviewed

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Nitrous Oxide Controllers, Maximizer EZ Nitrous Controller, Each

Part Number: NEX-16006

3.92 out of 5 stars ( 13 )

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Nitrous Oxide System, Proton, Wet, 35, 50, 75, 100, 125, 150 hp, 10 lb Bottle, Microswitch Activation, Kit

Part Number: NEX-20421-10

3.96 out of 5 stars ( 23 )

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Nitrous Oxide Purge Kit, Mainline, -4 AN Hose, Purge Solenoid, Fittings, 3/16 in. Stainless Tubing, Kit

Part Number: NEX-ML15600

4.37 out of 5 stars ( 19 )

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Nitrous Purge Valve Kit, D-4 Manifold, Push Button and Vent tube

Part Number: NEX-15600

3.29 out of 5 stars ( 7 )

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Nitrous System, 10 lb Bottle, 4150 4-Barrel/Gas, Kit

Part Number: NEX-30040-10

5.0 out of 5 stars ( 3 )

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Nitrous Solenoid, Lightning Solenoid, Pro Power

Part Number: NEX-15300L

5.0 out of 5 stars ( 1 )

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Nitrous Oxide System, 4-Bolt Throttle Body, 90mm Plate, Wet, +400 hp, 10 lb. Bottle, Chevy, LS, Kit

Part Number: NEX-20934-10

4.5 out of 5 stars ( 2 )

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Nitrous Oxide Controllers, Maximizer 6, 4 in. Touch Screen Display, Black Plastic Case, Drop-and-Drag Adjustability, Each

Part Number: NEX-16011S

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Nitrous Oxide Systems, Pro Power, Alcohol, 4500 Dominator Flange, 100-500 HP, 10 lb. Bottle, Wiring, Hardware, Universal, Kit

Part Number: NEX-67575-10

Not Yet Reviewed

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Nitrous Solenoid, Lighting Stage 6, 300HP Limit, 1/8 in. NPT Inlet Outlet, Black Anodized, Each

Part Number: NEX-15200L

5.0 out of 5 stars ( 2 )

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Fuel Pressure Regulator, Aluminum, Satin, 1.5-11 psi, Each

Part Number: NEX-15952

3.23 out of 5 stars ( 26 )

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Gauge, Nitrous Pressure, 0-1,500 psi, 2 1/16 in., 1/8 in. NPT, Analog, Mechanical, White Face, Each

Part Number: NEX-15508

4.48 out of 5 stars ( 23 )

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Nitrous Bottle, 10 lbs., Aluminum, White, Each

Part Number: NEX-11100

5.0 out of 5 stars ( 3 )

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Nitrous System, Mainline 4500 Carb kit, w/ 10 lb bottle

Part Number: NEX-ML1001

4.67 out of 5 stars ( 3 )

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Nitrous Oxide System, 4-Bolt Throttle Body, 102mm Plate, Wet, +400 hp, 10 lb. Bottle, Chevy, LS, Kit

Part Number: NEX-20933-10

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 6, 2025 if ordered today

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Estimated Ship Date: Jun 6, 2025 if ordered today

Nitrous Oxide System, 3-Bolt Throttle Body, Wet, +350 hp, 10 lb. Bottle, GM, LS, Kit

Part Number: NEX-20935-10

3.83 out of 5 stars ( 6 )

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Nitrous Bottle, 10 lbs., Aluminum, White, Each

Part Number: NEX-11101

5.0 out of 5 stars ( 1 )

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RPM Activated Switch, Digital, Adjustable, No RPM Chips Required, Each

Part Number: NEX-18959

5.0 out of 5 stars ( 3 )

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Nitrous Oxide Activation Switches, Throttle Position Activation Switches, Bracket, Carburetor Fuel Delivery, Holley, 4150, 4150 HP, Each

Part Number: NEX-15569

4.86 out of 5 stars ( 7 )

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Carburetor Gasket; Holley 4150 Carburetor Gasket; 1 pc.

Part Number: NEX-16175

4.0 out of 5 stars ( 4 )

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Nitrous Bottle Valve, Lighting, 45 Degree Outlet, Fits 10 lb bottle, Each

Part Number: NEX-11700L

4.0 out of 5 stars ( 4 )

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Nitrous Nozzle; Dry Nozzle; 1/8 NPT; Single Discharge

Part Number: NEX-DRYNOZZLE

5.0 out of 5 stars ( 4 )

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Nitrous Solenoid, Gas, Lighting Stage 6 Solenoid

Part Number: NEX-15201L

5.0 out of 5 stars ( 2 )

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