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 561 Items.
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 1.50 in. Inlet, 1.25 in. Outlet, 4.00 in. Length, Each
Part Number: BPU-3257038032
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 3.50 in. Inlet, 3.00 in. Outlet, 4.00 in. Length, Each
Part Number: BPU-3257089076
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Tubing Coupler, Single Hump, 3.00 in.Inlet, 3.00 in. Outlet, 4.00 in. Length, Silicone, Black, Each
Part Number: BPU-3252000760
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 3.50 in. Inlet, 3.13 in. Outlet, 4.00 in. Length, Each
Part Number: BPU-3257089080
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Tubing Coupler, Double Hump, 3.00 in.Inlet, 3.00 in. Outlet, 4.50 in. Length, Silicone, Black, Each
Part Number: BPU-3252200760
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 1.75 in. Inlet, 1.25 in. Outlet, 4.00 in. Length, Each
Part Number: BPU-3257045032
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 1.50 in. Inlet, 1.38 in. Outlet, 4.00 in. Length, Each
Part Number: BPU-3257038035
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 2.00 in. Inlet, 1.50 in. Outlet, 4.00 in. Length, Each
Part Number: BPU-3257051038
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Tubing Coupler, Double Hump, 4.00 in.Inlet, 4.00 in. Outlet, 4.50 in. Length, Silicone, Black, Each
Part Number: BPU-3252201020
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 3.38 in. Inlet, 3.38 in. Outlet, 4.75 in. Legs, Each
Part Number: BPU-3254000850
Not Yet Reviewed
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
Hose Tubing Coupler, 135 Degree Elbow, Silicone, Black, 1.50 in. Inlet, 1.50 in. Outlet, 4.00 in. Legs, Each
Part Number: BPU-3255000380
Not Yet Reviewed
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
Hose Tubing Coupler, 135 Degree Elbow, Silicone, Black, 2.00 in. Inlet, 2.00 in. Outlet, 4.00 in. Legs, Each
Part Number: BPU-3255000510
Not Yet Reviewed
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
Tubing Coupler, Double Hump, 2.00 in.Inlet, 2.00 in. Outlet, 4.50 in. Length, Silicone, Blue, Each
Part Number: BPU-3272200510
Not Yet Reviewed
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
Hose Tubing Coupler, 45 Degree Elbow, Silicone, Black, 2.25 in. Inlet, 2.25 in. Outlet, 4.00 in. Legs, Each
Part Number: BPU-3253000570
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Hose Tubing Coupler, 135 Degree Elbow, Silicone, Black, 3.13 in. Inlet, 3.13 in. Outlet, 4.75 in. Legs, Each
Part Number: BPU-3255000800
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, Straight, Silicone, Black, 0.75 in. Inlet, 0.75 in. Outlet, 3.00 in. Length, Each
Part Number: BPU-SIUNVB19S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 0.88 in. Inlet, 0.88 in. Outlet, 4.00 in. Legs, Each
Part Number: BPU-3254000220
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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