Tubing Couplers - 4.00 Tubing Coupler Inlet Diameter (in.) - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

BTR Tubing V-Band Couplers BTR20326

TURBO FLANGE, 4" ALUMINUM V-BAND FLANGE W/O CLAMP

Part Number: BTC-BTR20326

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

Boost Products USA Silicone Couplers 3257102080

Hose Tubing Coupler, Straight, Reducer, Silicone, Black, 4.00 in. Inlet, 3.13 in. Outlet, 4.00 in. Length, Each

Part Number: BPU-3257102080

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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

Fairchild Industries Silicone Tubing Couplers SH1024

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

Part Number: FCD-SH1024

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

Fairchild Industries Silicone Tubing Couplers SH1023

Tubing Coupler, Silicone, Straight, Black, 4.00 in. Inlet Diameter, 3.00 in. Outlet Diameter, 3.00 in. Length, Each

Part Number: FCD-SH1023

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

aFe Tubing Couplers 59-00221

Tubing Coupler, Straight, 4.000 in.Inlet, 4.000 in. Outlet, 3.000 in Length, Silicone, Black, Each

Part Number: AFE-59-00221

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Estimated Ship Date: Dec 19, 2025 if ordered today

Boost Products USA Silicone Couplers 3278102089

Hose Tubing Coupler, 45 Degree, Reducer. Silicone, Blue, 4.00 in. Inlet, 3.50 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3278102089

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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

Turbosmart Silicone Couplers TS-HE45400-BK

Tubing Coupler, Silicone, Black, 45 Degree Elbow, 4.00 in. Inside/Outside Diameter, Each

Part Number: TBS-TS-HE45400BK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Boost Products USA Silicone Couplers 3279102076

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: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

Boost Products USA Silicone Couplers 3258102080

Hose Tubing Coupler, 45 Degree, Reducer, Silicone, Black, 4.00 in. Inlet, 3.13 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3258102080

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 3274001020

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: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

Boost Products USA Silicone Couplers 3277102076

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

Part Number: BPU-3277102076

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

aFe Tubing Couplers 59-00210

Tubing Coupler, Straight, 4.000 in.Inlet, 3.750 in. Outlet, 3.000 in Length, Silicone, Black, Each

Part Number: AFE-59-00210

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Granatelli Motor Sports Silicone Coupling Adapters 400B300X

Granatelli Motor Sports Silicone Coupling Adapters 400B300X

Mass Airflow Sensor Adapter Kit, Reducer Sleeve, Sleeve/Clamp GRN-1052/1060, Fits GRN-350000/350001, Kit

Part Number: GRN-400B300X

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

Boost Products USA Silicone Hump Couplers 3272001020

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

Part Number: BPU-3272001020

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 3275001020

Hose Tubing Coupler, 135 Degree, Silicone, Blue, 4.00 in. Inlet, 4.00 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3275001020

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 3258102089

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: Dec 23, 2025 if ordered today

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Estimated Ship Date: Dec 23, 2025 if ordered today

Boost Products USA Silicone Couplers 3276001020

Hose Tubing Coupler, 180 Degree, Silicone, Blue, 4.00 in. Inlet, 4.00 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3276001020

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 3279102080

Hose Tubing Coupler, 90 Degree, Reducer. Silicone, Blue, 4.00 in. Inlet, 3.13 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3279102080

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 3279102089

Hose Tubing Coupler, 90 Degree, Reducer. Silicone, Blue, 4.00 in. Inlet, 3.50 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3279102089

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

Pacific Performance Engineering Silicone Tubing Couplers 515403505

Tubing Coupler, 4.00 in Inlet, 3.500 in Outlet, 5.00 in Length, Straight, Silicone, Black, Each

Part Number: PPE-515403505

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Boost Products USA Silicone Couplers 3277102089

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

Part Number: BPU-3277102089

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 3278102080

Hose Tubing Coupler, 45 Degree, Reducer. Silicone, Blue, 4.00 in. Inlet, 3.13 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3278102080

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 3273001020

Hose Tubing Coupler, 45 Degree, Silicone, Blue, 4.00 in. Inlet, 4.00 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3273001020

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

Snow Performance Quick-Disconnect Assemblies SNO-40117-4

Tubing Coupler, Quick Disconnect Assembly, 4 in., Aluminum Weld Flanges, Each

Part Number: SNO-40117-4

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Boost Products USA Silicone Couplers 3278102076

Hose Tubing Coupler, 45 Degree, Reducer. Silicone, Blue, 4.00 in. Inlet, 3.00 in. Outlet, 4.75 in. Leg Length, Each

Part Number: BPU-3278102076

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