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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 100

Fitting, Adapter, NPT to Metric, Straight, Aluminum, Natural, 1/8 in. NPT, M16 x 1.5, Each

Part Number: SUM-220126

Not Yet Reviewed

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Gauge Adapters, Oil Pressure, Brass, Each

Part Number: DAK-130070

4.41 out of 5 stars ( 44 )

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Gauge Adapters, Straight, Brass, Natural, Kit

Part Number: EQU-9843

3.0 out of 5 stars ( 4 )

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Gauge Adapters, Oil Pressure, Brass, Each

Part Number: DAK-130071

5.0 out of 5 stars ( 5 )

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Oil Pressure Adapter, Aluminum, Chevy, LS, Each

Part Number: OTC-7219

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Gauge Adapters, Straight, Brass, Natural, Kit

Part Number: EQU-9841

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Oil Pressure Adapter, Aluminum, GM Gen IV and V Engines, Each

Part Number: OTC-7297

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Fittings and Adapters, LT Gen-V Oil Pressure Gauge Adapter Fitting, Straight, 1/8 in. NPT Female NPT, M12 x 1.75 Male Metric, Stainless, Natural, Each

Part Number: EAR-LT0001ERL

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Fitting, Adapter, AN to Metric Threads, Straight, Aluminum, Black Anodized, -4 AN, M16 x 1.5, Each

Part Number: EAR-AT9919BFJERL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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1/8 FPT X 16MM X1.5 LS TEMP PROBE ADAPTER

Part Number: FRA-493020-BL

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Fitting, Adapter, NPT to Metric, Straight, Aluminum, Black Anodized, M12 x 1.5, 1/8 in., Each

Part Number: FRA-493022-BL

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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

Part Number: SDK-C2OZ9B339DP

4.56 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

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Gauge Adapter, Oil Pressure Sender Extension, 45 Degree Angle, 4.5 in. Long, Steel, Zinc, Ford, Each

Part Number: SDK-C2OZ-9B339-A

5.0 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

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Gauge Adapters, Straight, Brass, Natural, Kit

Part Number: EQU-9848

4.13 out of 5 stars ( 24 )

Estimated Ship Date: Tomorrow

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Fitting, Adapter, AN to NPT, Straight, Aluminum, Red Anodized, 1/8 in. NPT, -4 AN, Each

Part Number: JOE-42800

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Gauge Adapter, Oil Pressure Sender Extension, 45 Degree Angle, 3.25 in. Long, Steel, Chrome, Ford, Each

Part Number: SDK-C2OZ-9B339-C

4.8 out of 5 stars ( 20 )

Estimated Ship Date: Tomorrow

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Gauge Adapter, Oil Pressure Sending Extension, Straight, 2.250 in. Length, -4 AN, 1/8 in. NPT, Aluminum, Red Anodized, Each

Part Number: PFF-15-1041

Not Yet Reviewed

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Pressure Gauge Adapter, Brass, Natural, 1/8 in. NPT, Kit

Part Number: CIN-SN57G

4.2 out of 5 stars ( 10 )

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Fitting, Adapter, AN to NPT, Straight, Aluminum, Red Anodized, 1/8 in. NPT, -3 AN, Each

Part Number: JOE-42799

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Installation Kit, Oil Pressure Sender, Brass Bushings, Kit

Part Number: CIN-SN57F

4.2 out of 5 stars ( 5 )

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Ford Gen1 and Gen2 Coyote Oil Pressure Adaptor

Part Number: IZL-INTX-04N

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

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Estimated Ship Date: Nov 28, 2025 if ordered today

Chevy Oil Pressure Adapter

Part Number: IZL-INTX-02N

Not Yet Reviewed

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Fuel Pressure Gauge Adapter; Head Adapter; Fitting Size 4; Male To -4AN To Female 1/8 NPT; Straight Stewart Wa

Part Number: EAR-998704ERL

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Fitting, Pressure Gauge Adapter, Straight, Aluminum, Black, -6 AN Male, -6 AN Female, 1/8 in. NPT Female, Each

Part Number: EAR-AT100199ERL

4.78 out of 5 stars ( 37 )

Estimated Ship Date: Tomorrow

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