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Fittings & Hoses

Performance Automotive Hoses & Fittings

Performance Automotive Hoses & Fittings

Get your fuel and just about any other fluids where they need to go! We have fittings, valves, hose ends, and plugs in a wide assortment of sizes, materials, and finishes,...

Get your fuel and just about any other fluids where they need to go! We have fittings, valves, hose ends, and plugs in a wide assortment of sizes, materials, and finishes, plus hoses to match in materials ranging from rubber to braided stainless steel. We’ve got complete fuel line kits, transmission fluid lines, radiator hoses, clamps, brackets, and A/C and heat plumbing—grab everything you need at once! While you’re at it, pick up some specialized AN fitting tools as well.

Get your fuel and just about any other fluids where they need to go! We have fittings, valves, hose ends, and plugs in a wide assortment of sizes, materials, and finishes, plus hoses to match in materials ranging from rubber to braided stainless steel. We’ve got complete fuel line kits, transmission fluid lines, radiator hoses, clamps, brackets, and A/C and heat plumbing—grab everything you need at once! While you’re at it, pick up some specialized AN fitting tools as well.

Individual Parts

Results 1 - 25 of 49

Bung, Weld-In, Oxygen Sensor Bung Type, 18mm Female Threads, Steel, Each

Part Number: HED-24060

3.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Fitting, Bung, Weld-In, Oxygen Sensor, 18mm x 1.5, Steel, Each

Part Number: BIG-10120FLT

5.0 out of 5 stars ( 6 )

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This product may not be eligible for select promotional offers

Weld-on Bung, Wideband Oxygen Sensor, Steel, Universal, Each

Part Number: EDL-91172

4.83 out of 5 stars ( 6 )

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This product may not be eligible for select promotional offers

Bung, O2 Sensor Weld Nut, 18mm x 1.5 Female Threads, Steel, Flanged, Each

Part Number: DTT-115003

5.0 out of 5 stars ( 1 )

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Innovate O2 Bung Adapters 3835

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Get up to a $150 rebate on Innovate Motorsports products! For more information go to: http://www.summitracing.com/go/inn

Get up to $150 back after rebate on Innovate Motorsports purchases! Spend $100-$199 and get $10 back. Spend $200-$449 and get $25 back. Spend $450-$699 and get $50 back. Spend $700-$999 and get $75 back. Spend $1000-$1499 and get $100 back. Spend $1500 or more and get $150 back. Go to http://www.summitracing.com/go/inn for complete offer info. Valid on purchases made between 11/1/25 and 12/31/25. Rebate submission must be postmarked by 1/31/26. Limit one rebate per household. Allow 6-9 weeks for processing. Purchase amount is the subtotal before taxes and shipping.

Fitting, Oxygen Sensor Adaptor, 12mm Male, 18mm Female, Stainless Steel, 45 Degree Angle, Each

Part Number: INN-38350

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

  • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 12/31/2025

    Get up to a $150 rebate on Innovate Motorsports products! For more information go to: http://www.summitracing.com/go/inn

    Get up to $150 back after rebate on Innovate Motorsports purchases! Spend $100-$199 and get $10 back. Spend $200-$449 and get $25 back. Spend $450-$699 and get $50 back. Spend $700-$999 and get $75 back. Spend $1000-$1499 and get $100 back. Spend $1500 or more and get $150 back. Go to http://www.summitracing.com/go/inn for complete offer info. Valid on purchases made between 11/1/25 and 12/31/25. Rebate submission must be postmarked by 1/31/26. Limit one rebate per household. Allow 6-9 weeks for processing. Purchase amount is the subtotal before taxes and shipping.

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Fitting, Bung, Weld-In, Oxygen Sensor, Steel, 18mm x 1.5, Angled, Each

Part Number: AAF-ALL34152

5.0 out of 5 stars ( 2 )

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Oxygen Sensor Bung, Heat Sink, Stainless Steel, 18mm x 1.5, Each

Part Number: VPE-10419

Not Yet Reviewed

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WB-O2 SENSOR WELD BUNG

Part Number: FCH-5011100462

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

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Estimated Ship Date: Nov 28, 2025 if ordered today

Fitting, O2 Bung, Weld-In, Oxygen Sensor, 18mm x 1.5, 304 Stainless Steel, Each

Part Number: SUM-630591

3.0 out of 5 stars ( 2 )

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Fitting, Weld Bung, Oxygen Sensor, Female 12mm x 1.25 Thread, 304 Stainless Steel, Each

Part Number: VPE-10409

Not Yet Reviewed

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45 DEG ANGLED OXYGEN SENSOR WELD BUNG, (M18 X 1.5 THREAD) - BULK PACK OF 100 PCS.

Part Number: VPE-11193

Not Yet Reviewed

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Fitting, Weld Bung, Oxygen Sensor, Female M12mm x 1.25 Thread, Titanium, each

Part Number: VPE-12409

Not Yet Reviewed

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Bung, Weld-In, Stainless Steel, Female Threads, Flanged, Oxygen Sensor, 18mm x 1.5, Set of 5

Part Number: VPE-11188

5.0 out of 5 stars ( 1 )

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O2 Sensor Bung

Part Number: PYE-O2BUNG

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

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Estimated Ship Date: Dec 16, 2025 if ordered today

18MM STAINLESS O2 SENSOR BUNG ONLY

Part Number: HED-24070

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Fitting, Bung, Weld-In, Oxygen Sensor, Steel, 18mm x 1.5, Each

Part Number: SUM-G2990

4.72 out of 5 stars ( 57 )

Estimated Ship Date: Today

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Fitting, Bung, Weld-In, Oxygen Sensor, 304 Stainless Steel, 18mm x 1.5, Each

Part Number: SUM-630581

4.0 out of 5 stars ( 1 )

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Oxygen Sensor Fitting, Adapter, 304 Stainless Steel, Each

Part Number: VPE-19021

5.0 out of 5 stars ( 7 )

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Fitting, Bung, Weld-In, Oxygen Sensor, Female 18mm x 1.5, Stainless Steel, Each

Part Number: SUM-G2990SS

4.88 out of 5 stars ( 17 )

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Fitting, Bung, Weld-In, Oxygen Sensor, Mild/Carbon Steel, 18mm x 1.5, Each

Part Number: SUM-630580

Not Yet Reviewed

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Fitting, Bung, Weld-In, Oxygen Sensor, 45 Degree, Steel, 18mm x 1.5, Each

Part Number: SUM-630583

Not Yet Reviewed

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Fitting, Bung, Weld-In, Oxygen Sensor, 45 Degree, 304 Stainless Steel, 18mm x 1.5, Each

Part Number: SUM-630584

Not Yet Reviewed

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Oxygen Sensor Bungs, Stainless Steel, 18mm x 1.5, Set of 5

Part Number: VPE-1194

5.0 out of 5 stars ( 9 )

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Fitting, Bung, Weld-in, Oxygen Sensor, Aluminum, 18mm x 1.5, Each

Part Number: MIO-MMEXHWB18AL

Not Yet Reviewed

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This product may not be eligible for select promotional offers

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