$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

It's the Season for Savings - Shop Holiday Deals Now!

Selected Filters


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

Availability


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 759

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

...Loading

Estimated Ship Date: Monday 11/24/2025

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

Part Number: NXO-60-58044-03

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

...Loading

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

...Loading

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

...Loading

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

...Loading

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

...Loading

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

...Loading

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

...Loading

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

...Loading

Estimated Ship Date: Dec 5, 2025 if ordered today

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

...Loading

Estimated Ship Date: Dec 5, 2025 if ordered today

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

Part Number: NXO-60-01152-B

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Nitrous Outlet 1/4" NPT x 5/16" Straight Hose Barb Fitting - Male/Male

Part Number: NXO-60-01921-B

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

...Loading

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

...Loading

Estimated Ship Date: Dec 5, 2025 if ordered today

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

Part Number: NXO-6001351BBS

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: NXO-60580551804

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: NXO-60-01252-B

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

Nitrous Outlet 1/4" NPT X 4AN 45 Degree Fitting - Male /Male

Part Number: NXO-60-01254-B

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: NXO-60-01125-B

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

Nitrous Outlet 1/8" NPT x 1/4" Hose Barb Straight Fitting - Male/Male

Part Number: NXO-60-01235-B

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: NXO-60-01352-B

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

Nitrous Outlet 1/4" NPT x 6AN 90 Degree Fitting - Male/Male

Part Number: NXO-60-01355-B

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

Nitrous Outlet 3/8" NPT x 5/16" Straight Hose Barb Fitting - Male/Male

Part Number: NXO-60-01923-B

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

Fitting and Adapter, 90 degree, Swivel, Aluminum, Black, -6 AN Female AN, -6 AN Male AN, Each

Part Number: NXO-00-01613

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

...Loading

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

...Loading

Estimated Ship Date: Monday 11/24/2025

Gauge Adapters, Swivel Manifolds, Straight, Aluminum, Black Anodized, -4 AN Male Threads, -4 AN Female Swivel, 1/8 in. NPT Female Threads, Each

Part Number: NXO-00-01701

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/24/2025

...Loading

Estimated Ship Date: Monday 11/24/2025

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.