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.

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.

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Results 1 - 25 of 560

AGS Brass Adapters BLF-21B

Fittings and Adapters, Reducer, Straight, Brass, Zinc Color, 1/2 in.-20 Female Inverted Flare, 9/16 in.-18 Male Inverted Flare, Each

Part Number: AGX-BLF-21B

Not Yet Reviewed

Estimated Ship Date: Today

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Summit Racing™ Hose Fittings SUM-G3116

Fitting, Adapter, NPT to Hose Barb, Straight, Brass, Chrome, 3/8 in. NPT, 3/8 in. Hose Barb, Set of 3

Part Number: SUM-G3116

4.71 out of 5 stars ( 79 )

Estimated Ship Date: Today

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AGS Brass Coupler Fittings PTU-10B

Fittings and Adapters, Coupler, Straight, Brass, Zinc Color, 1/8 in.-27 Female NPT Ends, Each

Part Number: AGX-PTU-10B

Not Yet Reviewed

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AccuAir Suspension Brass Coupling Fittings AA-3647

Fittings, Straight, 1/4 in. NPT, 1/4 in. NPT, Female Threads, Brass, Natural, Each

Part Number: CUA-AA-3647

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

AGS Brass Adapters BLF-28B

Adapter, Br, F(3/8-24 I), M(9/16-18 I), Bag

Part Number: AGX-BLF-28B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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AGS Brass Fuel Connector Fittings FHF-16B

Fuel Elbow 90, Br, 3/8 (1/4 NPTM), Bag

Part Number: AGX-FHF-16B

Not Yet Reviewed

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AGS Brass Bushings PTF-20B

Bushing, Br, 1/2 NPTM, 3/8 NPTF, Bag

Part Number: AGX-PTF-20B

Not Yet Reviewed

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AGS Brass Nipple Fittings PTF-23B

Close Nipple, Br, 3/4 (1/8 NPTM), Bag

Part Number: AGX-PTF-23B

Not Yet Reviewed

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AGS Brass Adapters PTF-54B

Adapter, Br, 1/4 NPTM, 3/8 NPTF, Bag

Part Number: AGX-PTF-54B

Not Yet Reviewed

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AGS Brass Adapters BLF-56B

Elbow, Br, F(3/8-24 I), M(1/8-27 NPTF), Bag

Part Number: AGX-BLF-56B

Not Yet Reviewed

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AGS Brass Push-On Hose Fittings PHE-16B

Push-On Elbow, Br, 3/8 (3/8 NPTM), Bag

Part Number: AGX-PHE-16B

Not Yet Reviewed

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AGS Brass Push-On Hose Fittings PHS-13B

Push-On Sw, Br, 5/16 (1/2-20 I), Bag

Part Number: AGX-PHS-13B

Not Yet Reviewed

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AGS Brass Rigid Hose Clamp Fittings CHF-15B

Rigid Clamp, Br, 3/8 (1/8 NPTM), Bag

Part Number: AGX-CHF-15B

Not Yet Reviewed

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AGS Brass Rigid Hose Clamp Fittings CHF-13B

Rigid Clamp, Br, 1/4 (1/4 NPTM), Bag

Part Number: AGX-CHF-13B

Not Yet Reviewed

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AGS Brass Rigid Hose Clamp Fittings CHF-18B

Rigid Clamp, Br, 3/8 (3/8 NPTM), Bag

Part Number: AGX-CHF-18B

Not Yet Reviewed

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AGS Brass Rigid Hose Clamp Fittings CHF-11B

Rigid Clamp, Br, 1/4 (1/8 NPTM), Bag

Part Number: AGX-CHF-11B

Not Yet Reviewed

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AGS Brass Street Elbow Fittings PTF-46B

Fittings and Adapters, Brass Street Elbow Fittings, Threaded, 90 degree, Brass, Zinc Color, 1/8 in. NPT Male NPT, 1/8 in. NPT Female NPT, Each

Part Number: AGX-PTF-46B

Not Yet Reviewed

Estimated Ship Date: Today

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AGS Brass Adapters BLF-33B

Fittings and Adapters, Adapter, Straight, Brass, Zinc Color, 3/8 in.-24 Female Inverted Flare, M12 x 1.0 Male Bubble Flare, Each

Part Number: AGX-BLF-33B

Not Yet Reviewed

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AGS Brass Street Elbow Fittings PTF-48B

Fittings and Adapters, Brass Street Elbow Fittings, Threaded, 90 degree, Brass, Zinc Color, 3/8 in. NPT Male NPT, 3/8 in. NPT Female NPT, Each

Part Number: AGX-PTF-48B

Not Yet Reviewed

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AGS Brass Adapters BLF-66B

Fittings and Adapters, Adapter, 90 degree, Brass, Zinc Color, 7/16 in.-24 Female Inverted Flare, 1/8 in.-27 NPT Male NPT, Each

Part Number: AGX-BLF-66B

Not Yet Reviewed

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AGS Brass Nipple Fittings PTF-27B

Fittings and Adapters, Union, Straight, Brass, Zinc Color, 1/8 in. NPT Male NPT Size Ends, 1.5 in. Length, Each

Part Number: AGX-PTF-27B

Not Yet Reviewed

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AGS Brass Bushings PTF-17B

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

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AGS Brass Adapters BLF-27B

Fittings and Adapters, Reducer, Straight, Brass, Zinc Color, 3/8 in.-24 Female Inverted Flare, 9/16 in.-20 Male Inverted Flare, Each

Part Number: AGX-BLF-27B

Not Yet Reviewed

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AGS Brass Adapters BLF-69B

Connector, Br, F(1/2-20 I), M(1/4 NPTM), Bag

Part Number: AGX-BLF-69B

Not Yet Reviewed

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AGS Brass Adapters BLF-67B

Connector, Br, F(7/16-24 I), M(1/8 NPTM), Bag

Part Number: AGX-BLF-67B

Not Yet Reviewed

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AGS Brass Adapters BLF-57B

Connector, Br, F(3/8-24 I), M(1/8-27 NPTF), Bag

Part Number: AGX-BLF-57B

Not Yet Reviewed

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