Summit Racing SpeedCard - learn how to get 15% back up to $150

Summit Racing SpeedCard - learn how to get 15% back up to $150

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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 300

Fitting, Super Sprint, Adapter, Pump Outlet, -10 AN Female, Each

Part Number: WZM-29555

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Fitting, Oil Pump, R4, -16 AN Male, Aluminum, Black Anodized, Each

Part Number: PFF-14-0016

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Fitting, Super Sprint, Adapter, Pump Outlet, -12 AN Female, Each

Part Number: WZM-29557

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Fitting, Adapter, Pump Outlet, -20 AN Male, Each

Part Number: AEI-11732

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Fitting, Adapter, Pump Outlet, -16 AN Female, Each

Part Number: AEI-11752

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WATER PUMP LS1

Part Number: MEZ-WPLS11720S

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FITTING, ELEC WATER PUMP, 3/4" NPT to AN-16 Male Fitting x 3.5 in. Long, Billet Alum, Each

Part Number: PQX-5292093

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Fuel Pump Adapter For OEM Pump Lotus Elise/Exige (2ZZ-GE)

Part Number: RDM-20-0032

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Fitting, Oil Pump, R4, -12 AN Male, Aluminum, Black Anodized, Each

Part Number: PFF-14-0012

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Fitting, Straight, Fuel Pump, -8 AN Male to 5/8 in.-18 UNF, with O-ring, Steel, Zinc, Each

Part Number: CRT-156-386

5.0 out of 5 stars ( 1 )

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Fitting, Adapter, Pump Outlet, -12 AN Female, Each

Part Number: AEI-11734

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Fitting, Oil Pump, R4, -10 AN Male, Aluminum, Black Anodized, Each

Part Number: PFF-14-0010

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Fittings and Adapter, Gear Pump Flange Fittings, 2-Bolt Flange to -10 AN Straight Cut O-Ring, Fits Nostalgia Pumps, Aluminum, Black Anodized, Each

Part Number: WZM-29039

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FITTING, ELEC WATER PUMP, (1-1/16"-20) 1.0625 inch -20UN to 1.750" Hose x 3 in. Long, Billet Alum, Each

Part Number: PQX-5282083

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

FITTING, ELEC WATER PUMP, 3/4" NPT to 1.750" Hose x 5" Long, Billet Alum, Each

Part Number: PQX-5292085

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FITTING, ELEC WATER PUMP, 3/4" NPT to AN-16 Male Fitting x 2.25 in. Long, Billet Alum, Each

Part Number: PQX-5292092

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

FITTING, UNIVERSAL ELECTRIC WATER PUMP, Straight, 3/4" NPT to 1.25" Smooth Hose x 3" Long, Alum, Clear Anodized, Each

Part Number: PQX-5292063

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

FITTING, ELEC WATER PUMP, 3/4" NPT to 1.750" Hose x 3" Long, Billet Alum, Each

Part Number: PQX-5292083

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Fitting, Adapter, Pump Outlet, 1.50 in. Hose, Each

Part Number: AEI-11731

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Fittings, Fuel Pump Adapter, Pump Outlet, 4-Bolt Flange, 1 3/4 in. Hose Barb, Includes Gaskets and Bolts, Aluminum, Black Anodized, Each

Part Number: AEI-11749

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Fitting, Adapter, Pump Outlet, 2 in. Hose, Each

Part Number: AEI-11750

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Fitting, Adapter, Pump Outlet, -08 AN Female, Each

Part Number: AEI-11751

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Fitting, Oil Pump, R4, -8 AN Male, Aluminum, Black Anodized, Each

Part Number: PFF-14-0008

5.0 out of 5 stars ( 1 )

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FITTING, ELEC WATER PUMP, (1-1/16"-20) 1.0625 inch -20UN to 1.50" Hose x 3 in. Long, Billet Alum, Each

Part Number: PQX-5282073

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

FITTING, ELEC WATER PUMP, (1-1/16"-20) 1.0625 inch -20UN to 1.25" Hose x 3 in. Long, Billet Alum, Each

Part Number: PQX-5282063

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