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.

Top Brands

Showing In Stock Items. Show All 559 Items.

Individual Parts

Part Groups

Results 1 - 25 of 549

Boost Products USA Silicone Couplers 3256001020

Hose Tubing Coupler, 180 Degree Elbow, Silicone, Black, 4.00 in. Inlet, 4.00 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3256001020

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Boost Products USA Silicone Couplers 3254000450

Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 1.75 in. Inlet, 1.75 in. Outlet, 4.00 in. Legs, Each

Part Number: BPU-3254000450

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Boost Products USA Silicone Couplers 3254000380

Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 1.50 in. Inlet, 1.50 in. Outlet, 4.00 in. Legs, Each

Part Number: BPU-3254000380

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Boost Products USA Silicone Couplers SIUNVB127S

Hose Tubing Coupler, Straight, Silicone, Black, 5.00 in. Inlet, 5.00 in. Outlet, 3.00 in. Length, Each

Part Number: BPU-SIUNVB127S

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Boost Products USA Silicone Couplers 3257102089

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

Part Number: BPU-3257102089

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Boost Products USA Silicone Couplers 3257063051

Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 2.50 in. Inlet, 2.00 in. Outlet, 4.00 in. Length, Each

Part Number: BPU-3257063051

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Boost Products USA Silicone Hump Couplers 3272201020

Tubing Coupler, Double Hump, 4.00 in.Inlet, 4.00 in. Outlet, 4.50 in. Length, Silicone, Blue, Each

Part Number: BPU-3272201020

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

Boost Products USA Silicone Hump Couplers 3252000890

Tubing Coupler, Single Hump, 3.5 in.Inlet, 3.5 in. Outlet, 4.00 in. Length, Silicone, Black, Each

Part Number: BPU-3252000890

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Boost Products USA Silicone Couplers SIUNVB140S

Hose Tubing Coupler, Straight, Silicone, Black, 5.50 in. Inlet, 5.50 in. Outlet, 4.00 in. Length, Each

Part Number: BPU-SIUNVB140S

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Boost Products USA Silicone Couplers 3279022019

Hose Tubing Coupler, 90 Degree, Reducer. Silicone, Blue, 0.88 in. Inlet, 0.75 in. Outlet, 4.00 in. Leg Length, Each

Part Number: BPU-3279022019

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Boost Products USA Silicone Couplers SIUNVB32S

Hose Tubing Coupler, Straight, Silicone, Black, 1.25 in. Inlet, 1.25 in. Outlet, 3.00 in. Length, Each

Part Number: BPU-SIUNVB32S

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Boost Products USA Silicone Couplers 3256000190

Hose Tubing Coupler, 180 Degree Elbow, Silicone, Black, 0.75 in. Inlet, 0.75 in. Outlet, 4.00 in. Legs, Each

Part Number: BPU-3256000190

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Boost Products USA Silicone Couplers 3255000890

Hose Tubing Coupler, 135 Degree Elbow, Silicone, Black, 3.50 in. Inlet, 3.50 in. Outlet, 4.75 in. Legs, Each

Part Number: BPU-3255000890

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Boost Products USA Silicone Couplers 3257089063

Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 3.50 in. Inlet, 2.50 in. Outlet, 4.00 in. Length, Each

Part Number: BPU-3257089063

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Boost Products USA Silicone Couplers 3259019013

Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 0.75 in. Inlet, 0.50 in. Outlet, 4.00 in. Leg Length, Each

Part Number: BPU-3259019013

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Boost Products USA Silicone Hump Couplers 3252200510

Tubing Coupler, Double Hump, 2.00 in.Inlet, 2.00 in. Outlet, 4.50 in. Length, Silicone, Black, Each

Part Number: BPU-3252200510

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Boost Products USA Silicone Couplers 3259038035

Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 1.50 in. Inlet, 1.38 in. Outlet, 4.00 in. Leg Length, Each

Part Number: BPU-3259038035

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Boost Products USA Silicone Couplers 3258070063

Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 2.75 in. Inlet, 2.50 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3258070063

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Boost Products USA Silicone Couplers 3257070063

Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 2.75 in. Inlet, 2.50 in. Outlet, 4.00 in. Length, Each

Part Number: BPU-3257070063

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Boost Products USA Silicone Hump Couplers 3252000510

Tubing Coupler, Single Hump, 2.00 in.Inlet, 2.00 in. Outlet, 4.00 in. Length, Silicone, Black, Each

Part Number: BPU-3252000510

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

Boost Products USA Silicone Couplers 3274000830

Hose Tubing Coupler, 90 Degree, Silicone, Blue, 3.25 in. Inlet, 3.25 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3274000830

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

Boost Products USA Silicone Couplers 3259045035

Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 1.75 in. Inlet, 1.38 in. Outlet, 4.00 in. Leg Length, Each

Part Number: BPU-3259045035

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

Boost Products USA Silicone Couplers 3259051045

Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 2.00 in. Inlet, 1.75 in. Outlet, 4.00 in. Leg Length, Each

Part Number: BPU-3259051045

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

Boost Products USA Silicone Couplers 3255000320

Hose Tubing Coupler, 135 Degree Elbow, Silicone, Black, 1.25 in. Inlet, 1.25 in. Outlet, 4.00 in. Legs, Each

Part Number: BPU-3255000320

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

Boost Products USA Silicone Couplers SIUNVB127B

Hose Tubing Coupler, Straight, Silicone, Blue, 5.00 in. Inlet, 5.00 in. Outlet, 3.00 in. Length, Each

Part Number: BPU-SIUNVB127B

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

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