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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 - 23 of 23

Gauge Adapter, Oil Pressure Sending Extension, Straight, Steel, Zinc Finish, Ford, Each

Part Number: SUM-220699

4.15 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -10 AN, -10 AN, Each

Part Number: RUS-670710

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fittings, Water Temperature Sender Adapters, Straight, Brass, Natural, Set of 4

Part Number: EQU-9851

4.38 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -10 AN, -8 AN, Each

Part Number: RUS-670940

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -8 AN, -6 AN, Each

Part Number: RUS-670930

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Gauge Adapters, Straight, Brass, Natural, Kit

Part Number: EQU-9843

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fittings, Water Temperature Sender Adapters, Straight, Brass, Natural, Set of 4

Part Number: EQU-9861

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Blue Anodized, -12 AN, -12 AN, Each

Part Number: PRM-15322

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Adapters / Temp / European

Part Number: EQU-9853

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Blue Anodized, -8 AN, -10 AN, Each

Part Number: PRM-15308

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to NPT, Straight, Aluminum, Blue Anodized, -12 AN, 3/4 in. NPT, Each

Part Number: PRM-15202

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -12 AN, -10 AN, Each

Part Number: RUS-670720

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -16 AN, -12 AN, Each

Part Number: RUS-670690

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Gauge Adapters, Straight, Brass, Natural, Kit

Part Number: EQU-9841

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Mechanical Water Temperature Adapter, Straight, Brass, Natural, 5/8-18 in. Female, M16 x 1.5 Male

Part Number: EQU-9852

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to NPT, Straight, Aluminum, Blue Anodized, -6 AN, 1/2 in. NPT, Each

Part Number: PRM-15286

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -12 AN, -12 AN, Each

Part Number: RUS-670730

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -6 AN, -6 AN, Each

Part Number: RUS-670840

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -6 AN, -8 AN, Each

Part Number: RUS-670640

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -8 AN, -8 AN, Each

Part Number: RUS-670700

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -8 AN, -10 AN, Each

Part Number: RUS-670660

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to NPT, Straight, Aluminum, Blue Anodized, -6 AN, 1/4 in. NPT, Each

Part Number: PRM-15246

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Fitting, Adapter, AN to Straight Cut, Straight, Aluminum, Black Anodized, -6 AN, -10 AN, Each

Part Number: RUS-670650

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

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