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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!

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Individual Parts

Results 1 - 25 of 645

Fitting, Adapter, NPT to Hose Barb, Straight, Brass, Nickel Plated, 1/8 in. NPT, 3/8 in. Hose Barb, Each

Part Number: NEX-16100

4.0 out of 5 stars ( 3 )

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Fitting, Adapter, NPT to Hose Barb, 90 Degree, Brass, Nickel Plated, 1/8 in. NPT, 3/8 in. Hose Barb, Each

Part Number: NEX-16104

1.0 out of 5 stars ( 1 )

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Fitting, Adapter, NPT to Hose Barb, 90 Degree, Brass, Natural, 3/8 in. NPT, 3/8 in. Hose Barb, Each

Part Number: NEX-16106

5.0 out of 5 stars ( 6 )

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Fitting and Adapter, Straight-Cut O-Ring Fitting, Aluminum, Black, -8 AN O-ring Male Straight Cut O-ring, 3/8 in. NPT Male NPT, Each

Part Number: NEX-15839

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Fitting, Adapter, NPT to Hose Barb, 90 Degree, Brass, Natural, 1/4 in. NPT, 3/8 in. Hose Barb, Each

Part Number: NEX-16105

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Adapter Fitting; Pipe Fitting; Hose Barb T; 3/8

Part Number: NEX-16137

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Adapter Fitting; Pipe Fitting; Male To Straight T; -4 AN x 1/8 NPT

Part Number: NEX-16134

5.0 out of 5 stars ( 2 )

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Fitting, Adapter, NPT to Hose Barb, Straight, Brass, Natural, 3/8 in. NPT, 3/8 in. Hose Barb, Each

Part Number: NEX-16102

5.0 out of 5 stars ( 1 )

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Fitting, Adapter, AN to NPT, 90 Degree, Brass, Nickel Plated, -3 AN, 1/8 in. NPT, Each

Part Number: NEX-16115

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Push To Connect Fitting, Nitrous Oxide Fitting, -3AN Female to 1/8 in. Push Lock Hose, Each

Part Number: NEX-15105

5.0 out of 5 stars ( 1 )

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Adapter Fitting; Pipe Fitting; Male To Straight T; -3 AN x 1/8 NPT, Black, Each

Part Number: NEX-16131

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Adapter Fitting; Pipe Fitting; Male Union Connector; 1/4 in. NPT x 1/8 in. NPT

Part Number: NEX-16126

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Adapter Fitting; Pipe Fitting; Hose Barb T; 1/8 NPT x 1/4

Part Number: NEX-15234

4.0 out of 5 stars ( 1 )

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Fitting, Adapter, NPT to Hose Barb, Straight, Brass, Natural, 1/4 in. NPT, 3/8 in. Hose Barb, Each

Part Number: NEX-16101

5.0 out of 5 stars ( 1 )

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Fitting, Adapter, AN to UNF, Straight, Brass, Nickel Plated, -3 AN, 5/16 in. UNF, Each

Part Number: NEX-16150

5.0 out of 5 stars ( 2 )

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Adapter Fitting; Pipe Fitting; Compression Fitting; 1/8 NPT x 3/16

Part Number: NEX-16206

4.0 out of 5 stars ( 1 )

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Fitting, Adapter, AN to NPT, 90 Degree, Brass, Nickel Plated, -4 AN, 1/8 in. NPT, Each

Part Number: NEX-16116

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Fitting, Tee Adapter, Brass, Black, 1/8 in. NPT Male Threads, -3 AN Male Threads, -3 AN Male Threads, Each

Part Number: NEX-16132

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Fitting, Adapter, AN to NPT, Straight, Brass, Nickel Plated, -3 AN, 1/8 in. NPT, Each

Part Number: NEX-16108M

5.0 out of 5 stars ( 1 )

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Fittings, Fuel Rail Adapter, 3/8 Fuel Rail, -6AN Male, Black Anodized, Each

Part Number: NEX-16372

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Adapter Fitting; Pipe Fitting; Tee; -3 AN

Part Number: NEX-16133

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Fitting, Adapter, NPT to Hose Barb, Straight, Brass, Nickel Plated, 1/8 in. NPT, 1/4 in. Hose Barb, Each

Part Number: NEX-16103

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Fitting, Internal Allen Head Pipe Plug, 1/8 in. NPT, Steel, Nickel Plated, Each

Part Number: NEX-16141

5.0 out of 5 stars ( 2 )

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Fitting, Fuel Tee Male -4 AN, 5/16 in. Hose, 5/16 in. Hose, Brass, Nickel Plated, Each

Part Number: NEX-15235

3.67 out of 5 stars ( 3 )

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Fitting, Fuel Rail Adapter, Late Model, Billet Fuel Line Adapter, 5/16/8MM, Gauge Port, Each

Part Number: NEX-16190

4.86 out of 5 stars ( 7 )

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