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...

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

Part Groups

Results 1 - 13 of 13

NTK Oxygen Sensors 25189

Oxygen Sensor, 4-wire, Thread-in, Upstream, Chevrolet, Suzuki, Each

Part Number: NGK-25189

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

NTK Oxygen Sensors for 2004-2006 FORENZA, 2005-2006 RENO - 25184

Oxygen Sensor, 4-Wire, 0-1 V, Suzuki, Forenza, Reno, Each

Part Number: NGK-25184

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

NTK Oxygen Sensors for 2006-2009 OPTIMA, 2007-2008 RONDO, 2006-2008 SONATA - 25182

Oxygen Sensor Direct Fit 4 wire

Part Number: NGK-25182

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

NTK Oxygen Sensors for 2006 VERONA - 25188

Oxygen Sensor Direct Fit 4 wire

Part Number: NGK-25188

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

NTK Oxygen Sensors 25180

Oxygen Sensor

Part Number: NGK-25180

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

ACDelco GM Genuine Parts Oxygen Sensors for 2013-2015 SPARK - 25180900

Oxygen Sensor, 4-wire, Chevy, Each

Part Number: ADO-25180900

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

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Estimated Ship Date: Sep 3, 2025 if ordered today

ACDelco GM Genuine Parts Oxygen Sensors for 2013-2015 SPARK - 25180901

Oxygen Sensor, 4-wire, Chevy, Each

Part Number: ADO-25180901

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

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Estimated Ship Date: Sep 3, 2025 if ordered today

ACDelco GM Genuine Parts Oxygen Sensors for 2013-2015 SPARK - 25182983

Oxygen Sensor, GM OE, Thread-In, Chevy, Each

Part Number: ADO-25182983

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

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Estimated Ship Date: Sep 3, 2025 if ordered today

NTK Oxygen Sensors 25186

Oxygen Sensor Direct Fit 4 wire

Part Number: NGK-25186

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

NTK Oxygen Sensors for 2006-2009 OPTIMA, 2007-2008 RONDO, 2006-2008 SONATA - 25183

Oxygen Sensor Direct Fit 4 wire

Part Number: NGK-25183

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

NTK Oxygen Sensors for 2004-2005 FORENZA, 2005 RENO - 25185

Oxygen Sensor Direct Fit 4 wire

Part Number: NGK-25185

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

NTK Oxygen Sensors for 2006 VERONA - 25187

Oxygen Sensor Direct Fit 4 wire

Part Number: NGK-25187

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

NTK Oxygen Sensors 25181

Oxygen Sensor Direct Fit 4 wire

Part Number: NGK-25181

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

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