Availability
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.
Showing In Stock Items. Show All 250 Items.
Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 2.50 in. Inlet, 2.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3259063051
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 3.00 in. Inlet, 2.50 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3259076063
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 4.00 in. Inlet, 3.50 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3259102089
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 4.00 in. Inlet, 3.50 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3258102089
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 2.00 in. Inlet, 1.75 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3258051045
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 90 Degree, Silicone, Blue, 1.13 in. Inlet, 1.13 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3274000280
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Silicone, Blue, 2.50 in. Inlet, 2.50 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3274000630
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 2.75 in. Inlet, 2.50 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3259070063
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 2.50 in. Inlet, 2.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3258063051
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 45 Degree, Silicone, Blue, 3.25 in. Inlet, 3.25 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3273000830
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 2.25 in. Inlet, 2.00 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3259057051
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 3.50 in. Inlet, 3.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3258089076
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 1.25 in. Inlet, 0.75 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3258032019
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 1.38 in. Inlet, 1.18 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3258035030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, T-Coupler, Silicone, Black, 3.00 in. Inlet, 3.00 in. Outlet, 4.00 in. Length, 1.00 in. Branch, Each
Part Number: BPU-3259907625
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 1.25 in. Inlet, 1.00 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3259032025
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 1.00 in. Inlet, 0.75 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3259025019
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Silicone, Blue, 0.88 in. Inlet, 0.88 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3274000220
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Silicone, Blue, 2.75 in. Inlet, 2.75 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3274000700
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Silicone, Blue, 1.25 in. Inlet, 1.25 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3274000320
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 90 Degree, Silicone, Blue, 1.75 in. Inlet, 1.75 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3274000450
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 45 Degree, Silicone, Blue, 1.50 in. Inlet, 1.50 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3273000380
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
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