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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.

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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 58

Fitting, EFI, -6 AN Male, 3/8 in. Female Quick-Connect, Straight, Aluminum, Black Anodized, Each

Part Number: SUM-221335B

1.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, AN to Tubing, Straight, Aluminum, Black Anodized, -6 AN, 3/8 in., Each

Part Number: HSE-3100-06-06-2

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fittings and Adapters, -16ORB to 1 in. Hose Barb Aluminum Fitting, Black, Each

Part Number: MIO-MMFT16ORB1BK

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, Steel, Gold Iridited, -6 AN, 9/16-18 in. O-ring, Each

Part Number: AAF-ALL48214

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, AN to Inverted Flare, Straight, Steel, Gold Iridited, -6 AN, 5/8 in.-18, Inverted Flare, Each

Part Number: AAF-ALL48215

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fittings and Adapters, -16ORB to 3/4 in. Hose Barb Aluminum Fitting, Black, each

Part Number: MIO-S0045

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, AN to Inverted Flare, Straight, Steel, Gold Iridited, -6 AN, M18 x 1.5 O-ring, Each

Part Number: AAF-ALL48212

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fittings and Adapters, -16ORB to 1 1/4 in. Hose Barb Aluminum Fitting, Black, Each

Part Number: MIO-S0046

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, EFI, -6 AN Male, 5/16 in. Female Quick-Connect, Straight, Aluminum, Nickel Plated, Each

Part Number: SUM-221336N

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, AN to Metric Threads, Straight, Aluminum, Blue Anodized, -8 AN, M10 x 1.0, Each

Part Number: VPN-128-3040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, AN to Tubing, Straight, Aluminum, Clear Anodized, -6 AN, 5/16 in., Each

Part Number: HSE-3100-06-05-5

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, Inverted Flare to AN, Straight, Aluminum, Green Anodized, M14 x 1.5, -6 AN, Long Length, Each

Part Number: RDM-14-0118

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

1/4NPT 90 deg elbow

Part Number: SBC-9178K

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, AN to Tubing, Straight, Aluminum, Clear Anodized, -6 AN, 3/8 in., Each

Part Number: HSE-3100-06-06-5

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fuel Rail Fitting, Return Fitting, Adapter Style, Straight, Steel, Natural, -6 AN Male Threads, M14 x 1.5 O-ring Male Threads, Each

Part Number: AAF-ALL50950

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fittings and Adapters, Reducer, Straight, Brass, Zinc Color, 3/8 in. NPT Male NPT, 1/4 in. NPT Female NPT, Each

Part Number: AGX-PTF-17B

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, AN to Tubing, Straight, Aluminum, Red/Blue Anodized, -6 AN, 3/8 in., Swivel, Each

Part Number: HSE-3000-06-06-1

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, AN to Tubing, Straight, Aluminum, Clear Anodized, -6 AN, 3/8 in., Swivel, Each

Part Number: HSE-3000-06-06-5

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, Adapter, In-Tank Crossover, 12mm CTS-V V2 Suction Transfer, 3/8 in. Quick Connect, Aluminum, Black, Each

Part Number: AEI-65601

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting, EFI, -6 AN Male, 3/8 in. Female Quick-Connect, Straight, Aluminum, Nickel Plated, Each

Part Number: SUM-221335N

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Bushing, Br, 1/4 NPTM, 1/8 NPTF, Bag

Part Number: AGX-PTF-15B

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fuel Line Adapter Fittings, 1/4 in. Male NPT, 5/16 in. Male NPT, Straight, Brass, Natural, Each

Part Number: SBC-9180K

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Fitting and Adapter, AN To BSPT Adapter Fitting, PCV Delete, Straight, Aluminum, Black, -10 AN Male AN, 3/8 in. Male BSPT, Each

Part Number: RDM-14-0292

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

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Estimated Ship Date: Dec 30, 2025 if ordered today

Fitting, Adapter, AN to Metric Threads, Straight, Aluminum, Blue Anodized, -6 AN, M12 x 1.5, Each

Part Number: AER-FBM2246

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

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