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, 4.00 in. Inlet, 3.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3259102076
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 3.00 in. Inlet, 2.50 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3258076063
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 4.00 in. Inlet, 3.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3258102076
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 180 Degree, Silicone, Blue, 1.00 in. Inlet, 1.00 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3276000250
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, Silicone, Blue, 2.56 in. Inlet, 2.56 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3273000650
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, 1.00 in. Inlet, 0.75 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3258025019
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 90 Degree, Reducer. Silicone, Blue, 1.50 in. Inlet, 1.38 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3279038035
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 135 Degree, Silicone, Blue, 1.25 in. Inlet, 1.25 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3275000320
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, Blue, 1.25 in. Inlet, 1.13 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3278032028
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, Blue, 4.00 in. Inlet, 3.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3279102076
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, 1.50 in. Inlet, 1.00 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3259038025
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, 3.50 in. Inlet, 3.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3259089076
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, Blue, 1.50 in. Inlet, 1.00 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3278038025
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, 3.00 in. Inlet, 3.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3274000760
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, 1.50 in. Inlet, 1.38 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3258038035
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, 4.00 in. Inlet, 4.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3274001020
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, Blue, 0.75 in. Inlet, 0.50 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3279019013
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, Blue, 1.00 in. Inlet, 0.75 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3278025019
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, 0.88 in. Inlet, 0.63 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3258022016
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Hose Tubing Coupler, 90 Degree, Reducer, Silicone, Black, 0.63 in. Inlet, 0.50 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3259016013
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Hose Tubing Coupler, 180 Degree, Silicone, Blue, 3.00 in. Inlet, 3.00 in. Outlet, 4.75 in. Leg Length, Each
Part Number: BPU-3276000760
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, Silicone, Blue, 2.25 in. Inlet, 2.25 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3273000570
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, 0.63 in. Inlet, 0.63 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3274000160
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, Blue, 2.25 in. Inlet, 2.00 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3279057051
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, 1.88 in. Inlet, 1.18 in. Outlet, 4.00 in. Leg Length, Each
Part Number: BPU-3258048030
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster