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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.
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Oxygen Sensor, Replacement, Wideband UEGO, Air/Fuel Ratio Gauge Component, 5-wire, Thread-in, 0-5 V, 23.00 in. Length, Each
Part Number: AVM-30-2004
Estimated Ship Date: Today
Estimated Ship Date: Today
Data Acquisition, Racepak, AF1 Single Channel Wideband Controller, Kit
Part Number: RPK-220-VM-AF1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Sensor, Air/Fuel, Each
Part Number: RPK-810-SN-AFAMP
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Data Acquisition, Oxygen Sensor, Bosch LSU 4.2, UEGO, 0.0 to 5.0 V, Wideband, Each
Part Number: INN-37370
Estimated Ship Date: Today
Estimated Ship Date: Today
Oxygen Sensor, OE Style, Heated, Flange Mount, Toyota, Each
Part Number: DNP-234-9002
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Lexus, Toyota, Each
Part Number: DNP-234-9051
Estimated Ship Date: Today
Estimated Ship Date: Today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Lexus, Scion, Toyota, Each
Part Number: DNP-234-9049
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, for use on Acura®, Honda®, Saturn, Each
Part Number: DNP-234-5010
Estimated Ship Date: Today
Estimated Ship Date: Today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, for use on Honda®, Each
Part Number: DNP-234-9040
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Lexus, Scion, Toyota, Each
Part Number: DNP-234-9140
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Subaru, Volkswagen, Each
Part Number: DNP-234-9138
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Cadillac, Subaru, Each
Part Number: DNP-234-5003
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Sensor, Air/Fuel, Each
Part Number: RPK-810-SN-AFLSU
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Lexus, Toyota, Each
Part Number: DNP-234-9042
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Chevrolet, for Infiniti, for Nissan, Each
Part Number: DNP-234-9135
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Lexus, Toyota, Each
Part Number: DNP-234-9026
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Lexus, Toyota, Each
Part Number: DNP-234-9022
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, for Infiniti, for Nissan, Suzuki, Each
Part Number: DNP-234-9036
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Lexus, Toyota, Each
Part Number: DNP-234-9050
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Ford, Lincoln, Each
Part Number: DNP-234-5076
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Saab, Subaru, Each
Part Number: DNP-234-9123
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Ford, Lincoln, Each
Part Number: DNP-234-5175
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, for use on Acura®, Honda®, Each
Part Number: DNP-234-9005
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, for Infiniti, for Nissan, Suzuki, Each
Part Number: DNP-234-9038
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Oxygen Sensor, OE Style, Heated, Thread-In Mounting, for use on Acura®, Honda®, Each
Part Number: DNP-234-5098
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
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