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Tubing Couplers

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Tubing Couplers

If your project requires any sort of custom air ducts—such as for cold air intakes, turbo or boost pipes, or HVAC systems—Summit Racing Equipment is the...

If your project requires any sort of custom air ducts—such as for cold air intakes, turbo or boost pipes, or HVAC systems—Summit Racing Equipment is the place to find the couplers, clamps, elbows, joiners, and adapters you need to connect it all together.

Top Brands


Summit carries couplers from trusted brands like K&N, AEM Induction, Airaid, Spectre Performance, Vibrant Performance, Dorman, Turbonetics, Mishimoto, and many more. Choose from silicone, aluminum, rubber, and plastic, in a variety of sizes and bends.

If your project requires any sort of custom air ducts—such as for cold air intakes, turbo or boost pipes, or HVAC systems—Summit Racing Equipment is the place to find the couplers, clamps, elbows, joiners, and adapters you need to connect it all together.

Top Brands


Summit carries couplers from trusted brands like K&N, AEM Induction, Airaid, Spectre Performance, Vibrant Performance, Dorman, Turbonetics, Mishimoto, and many more. Choose from silicone, aluminum, rubber, and plastic, in a variety of sizes and bends.

Individual Parts

Results 1 - 25 of 370

Tubing Couplers, Boost Hose Systems, Straight, Silicone, Black, Audi, Volkswagen, 1.8L, Each

Part Number: AXR-MS100112

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Air Intake Tube Coupler Kit; Incl. Coupler/2Clamps; Adapt 3.5 in. system to 3 in. Inlet; Black

Part Number: SPE-9541

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2003-2007 Infinti G35 Coupe/Sedan/FX35 Air Intake System oiled filter

Part Number: STV-403237

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Air Intake Tube Coupler Kit; 3.5 in. Incl. Coupler/2 Clamps; Adapt 3.5 in. Intake system to 3.5 in. Inlet Or 2

Part Number: SPE-9571

3.67 out of 5 stars ( 6 )

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Tubing Coupler, HD Clamp Assembly, 3.00 in. O.D. Tubing, Billet Aluminum, Anodized Black Clamp, Each

Part Number: VPE-32516

1.0 out of 5 stars ( 1 )

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Replacement Union Sleeve, 2.5 in., Each

Part Number: VPE-12565

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Tubing Coupler, HD Clamp Assembly, 2.00 in. O.D. Tubing, Billet Aluminum, Anodized Black Clamp, Each

Part Number: VPE-32513

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Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 4.00 in. Inlet, 4.00 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3254001020

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Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 2.50 in. Inlet, 2.50 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3254000630

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Replacement Union Sleeve, 5 in., Each

Part Number: VPE-12590

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Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 1.50 in. Inlet, 1.25 in. Outlet, 4.00 in. Length, Each

Part Number: BPU-3257038032

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Hose Tubing Coupler, 135 Degree Elbow, Silicone, Black, 4.00 in. Inlet, 4.00 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3255001020

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Replacement Ferrule, Titanium, 2.5 in., Each

Part Number: VPE-12585

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Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 2.75 in. Inlet, 2.75 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3254000700

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Tubing Coupler, Single Hump, 3.00 in.Inlet, 3.00 in. Outlet, 4.00 in. Length, Silicone, Black, Each

Part Number: BPU-3252000760

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Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 3.00 in. Inlet, 3.00 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3254000760

5.0 out of 5 stars ( 1 )

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Tubing Coupler, Double Hump, 3.00 in.Inlet, 3.00 in. Outlet, 4.50 in. Length, Silicone, Black, Each

Part Number: BPU-3252200760

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Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 0.75 in. Inlet, 0.75 in. Outlet, 4.00 in. Legs, Each

Part Number: BPU-3254000190

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Hose Tubing Coupler, 135 Degree Elbow, Silicone, Black, 3.00 in. Inlet, 3.00 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3255000760

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Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 3.50 in. Inlet, 3.00 in. Outlet, 4.00 in. Length, Each

Part Number: BPU-3257089076

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Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 2.00 in. Inlet, 1.50 in. Outlet, 4.00 in. Length, Each

Part Number: BPU-3257051038

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Hose Tubing Coupler, 180 Degree Elbow, Silicone, Black, 3.50 in. Inlet, 3.50 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3256000890

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Tubing Coupler, Adapter, Straight, Rubber, Black, 3.500 in. Inlet, 4.000 in. Outlet, 3.000 in. Length, Each

Part Number: AIS-5-435

5.0 out of 5 stars ( 1 )

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Tubing Coupler, Silicone, Black, 90 Degree Elbow, 4.00 in. Inside/Outside Diameter, Each

Part Number: TBS-TS-HE90400BK

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Replacement Retainer Pin, Stainless Steel, Each

Part Number: VPE-12598P

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