$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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AN & NPT Fittings & Adapters, Fuel Line Fittings, Hose Couplers & more

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AN & NPT Fittings & Adapters, Fuel Line Fittings, Hose Couplers & more

No matter what you’re plumbing—brakes, fuel, vacuum, oil, nitrous—you can plumb it with help from Summit Racing Equipment! You can find all of the...

No matter what you’re plumbing—brakes, fuel, vacuum, oil, nitrous—you can plumb it with help from Summit Racing Equipment! You can find all of the automotive fittings you need right here, including a wide range of AN, NPT, fuel line and hose fittings, along with adapters and reducers to go from one to another, and so much more. Our huge selection means you can assemble the complex custom plumbing system your competition vehicle needs, restore your classic car with period-accurate components, or just keep your daily driver running right. Take a look at our options for AN Hoses, to go along with your fittings.

No matter what you’re plumbing—brakes, fuel, vacuum, oil, nitrous—you can plumb it with help from Summit Racing Equipment! You can find all of the automotive fittings you need right here, including a wide range of AN, NPT, fuel line and hose fittings, along with adapters and reducers to go from one to another, and so much more. Our huge selection means you can assemble the complex custom plumbing system your competition vehicle needs, restore your classic car with period-accurate components, or just keep your daily driver running right. Take a look at our options for AN Hoses, to go along with your fittings.

Top Brands

Starting now, you can shop from all the best brands of automotive fittings on the market, including Russell, Earl’s, Aeroquip, and Fragola, plus our dependable and budget-friendly Summit Racing brand.

Individual Parts

Results 1 - 25 of 756

Nitrous Outlet 6AN Swivel x 6AN 90 Degree Fitting - Female/Male (Black)

Part Number: NXO-60-58044-06

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 1/8" NPT x 6AN 90 Degree Fitting - Male/Male (BLACK)

Part Number: NXO-60580481806

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 1/8" NPT x 4AN 90 Degree Fitting - Male/Male (Round Stock)

Part Number: NXO-6001351BRS

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 6AN Female To Male Swivel Adapter with Dual 1/8" NPT Ports

Part Number: NXO-605807606D

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Manifold, Flo-Thru Manifold, D6 Swivel

Part Number: NEX-15502

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 1/8" NPT x 3AN 90 Degree Fitting - Male/Male (BLACK)

Part Number: NXO-60580481803

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Fitting and Adapter, 90 degree, Aluminum, Black, -3 AN Female AN, -3 AN Male AN, Swivel On Female End Only, Each

Part Number: NXO-00-01610

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 3/8" NPT x 6AN 45 Degree Fitting - Male /Male (Black)

Part Number: NXO-60580473808

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 1/8" NPT x 3AN 90 Degree Fitting - Male/Male

Part Number: NXO-60-01350-B

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 1/8" NPT x 3AN Straight Fitting - Male/Male

Part Number: NXO-60-01151-B

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 3/8'' NPT 90 Degree Male To 8AN Male Adapter

Part Number: NXO-60580483808

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet Straight Swivel Fitting - 3/8" NPT x 8AN (Male/Female)

Part Number: NXO-60580553808

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 4AN Swivel x 6AN Expander Straight Fitting - Female/Male (BLACK)

Part Number: NXO-60581020406

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 1/4" NPT x 1/2" Hose Barb 90 Degree Fitting - Male/Male

Part Number: NXO-60-01930-B

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Nitrous Outlet 3/8" NPT x 8AN Straight Fitting- Male/Male (Black)

Part Number: NXO-60580653808

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Nitrous Outlet 4AN Swivel x 4AN 90 Degree Fitting - Female/Male (BLACK)

Part Number: NXO-60-58044-04

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 1/8" NPT x 4AN Straight Fitting - Female/Male

Part Number: NXO-60-01904-B

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 3AN Swivel x 4AN 90 Degree Fitting - Female/Male (BLACK)

Part Number: NXO-60581030304

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Nitrous Outlet Straight Swivel Fitting 1/4" NPT x 6AN (Male/Female)

Part Number: NXO-60580551406

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Nitrous Outlet 1/4" NPT x 8AN Straight Fitting- Male/Male (Black)

Part Number: NXO-60580651408

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Nitrous Outlet 1/4" NPT x 8AN 90 Degree Fitting - Male/Male (BLACK)

Part Number: NXO-60580481408

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Nitrous Outlet 1/8" NPT x 6AN 45 Degree Fitting - Male /Male (Black)

Part Number: NXO-60580471806

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Nitrous Outlet 1/8" NPT x 1/8" NPT 45 Degree Fitting - Male/Female

Part Number: NXO-60-01120-B

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Nitrous Outlet 1/8" NPT x 3AN 45 Degree Fitting - Male /Male

Part Number: NXO-60-01250-B

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Nitrous Outlet 1/8" NPT x 6AN Swivel Fitting - Male/Female

Part Number: NXO-60580551806

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

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