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O2 Sensors, Oxygen Sensors  -  Narrowband, Wideband, Upstream, Downstream, Denso, O2 Sensors

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O2 Sensors, Oxygen Sensors - Narrowband, Wideband, Upstream, Downstream, Denso, O2 Sensors

The oxygen sensor, or O2 sensor, measures the amount of oxygen in your vehicle’s exhaust gases. Your engine’s computer uses this data to help figure out...

The oxygen sensor, or O2 sensor, measures the amount of oxygen in your vehicle’s exhaust gases. Your engine’s computer uses this data to help figure out the current air/fuel ratio, which allows it to maintain fuel efficiency and emissions standards. If your ride starts running rough, you may need to clean or replace this important sensor. Fortunately, you’re at the right place to get the replacement oxygen sensor you need—Summit Racing Equipment!

Narrowband vs. Wideband


A narrowband O2 sensor only informs the computer if your engine is running rich or lean. A wideband sensor measures how rich or...

The oxygen sensor, or O2 sensor, measures the amount of oxygen in your vehicle’s exhaust gases. Your engine’s computer uses this data to help figure out the current air/fuel ratio, which allows it to maintain fuel efficiency and emissions standards. If your ride starts running rough, you may need to clean or replace this important sensor. Fortunately, you’re at the right place to get the replacement oxygen sensor you need—Summit Racing Equipment!

Narrowband vs. Wideband


A narrowband O2 sensor only informs the computer if your engine is running rich or lean. A wideband sensor measures how rich or how lean the ratio is.

Upstream vs. Downstream


Upstream O2 sensors are positioned before the catalytic converter; downstream sensors are after it.

Top Brands


Oxygen (O2) sensors are crucial to your fuel-injected car, so Summit only carries reliable brands, including, Bosch, NTK, ACDelco, Denso, Holley, and E3 Spark Plugs.

Individual Parts

Results 1 - 16 of 16

Oxygen Sensor, 0-1 V, Thread-in, Ford, Lincoln, Mercury, Each

Part Number: MOF-DY1401

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, 4-Wire, 0-1 V, Ford, Lincoln, Mercury, L4/V6/V8, Each

Part Number: NGK-22060

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, OE Replacement, Each

Part Number: BCH-15717

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, 4-Wire, 0-1 V, Ford, Mazda, Mercury, Lincoln, Jaguar, L4/V6/V8, Each

Part Number: NGK-22500

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, Universal, Heated, Thread-In Mounting, Each

Part Number: DNP-234-4210

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensors, Premium Original Equipment-Type, for Hyundai, for Nissan, Chevy, Chrysler, Fiat, Ford, Jeep, Saab, Subaru, Suzuki, Toyota, Volvo, Each

Part Number: BCH-15741

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, OE Replacement, Each

Part Number: BCH-15718

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Ford, Jaguar, Lincoln, Mazda, Mercury, Each

Part Number: DNP-234-4046

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, OE Replacement, Each

Part Number: BCH-15716

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Ford, Lincoln, Mazda, Mercury, Each

Part Number: DNP-234-4610

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, 4-wire, Thread-in, 0-1 V, Ford, Lincoln, Mercury, Jaguar, Mazda, Each

Part Number: DFP-ES20014

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

Oxygen Sensor, 4-wire, Thread-in, 0-1 V, Ford, Lincoln, Mercury, Jaguar, Mazda, Each

Part Number: DFP-ES20316

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 30, 2025 if ordered today

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Estimated Ship Date: Dec 30, 2025 if ordered today

Oxygen Sensor, 4-wire, Thread-in, 4 Round Male Plug Style, Ford, Jaguar, Lincoln, Mazda, Mercury, Each

Part Number: SGT-OS5038

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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Estimated Ship Date: Monday 12/15/2025

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Ford, Jaguar, Lincoln, Lotus, Mazda, Mercury, Plymouth, Each

Part Number: DNP-234-4609

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Oxygen Sensor, 4-wire, Thread-in, Ford, Lincoln, Mercury, Jaguar, Each

Part Number: DFP-ES20318

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

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Estimated Ship Date: Dec 30, 2025 if ordered today

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Ford, Lincoln, Mazda, Mercury, Plymouth, Each

Part Number: DNP-234-4045

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

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