Shop O2 sensors, wideband oxygen sensors, O2 sensor mounts, sensor bungs, harness extensions, and air/fuel monitoring components at Car Part Global. Explore AEM Electronics, BBK Performance Parts, AutoMeter, and MagnaFlow solutions for performance tuning, exhaust upgrades, and engine management systems.
Or browse the shelf
Catalogue totals, not fit counts.
Magnaflow Threaded Oxygen Sensor Boss The MagnaFlow Oxygen Sensor Bung 10010 10-Pack allows you to install an oxygen sensor along your custom-built...
Magnaflow Oxygen Sensor Boss Plug MagnaFlow's Hex Flanged Performance Exhaust Oxygen Sensor Plug 10044, built from high-quality stainless steel for maximum durability...
About O2 Sensors
A check engine light, a drop in fuel economy, or a failed emissions test frequently comes down to a lazy oxygen sensor, and getting the right type and position matters.
- Upstream vs Downstream: Upstream sensors before the converter control fuel trim, while downstream sensors after it monitor converter health, and the code usually tells you which.
- Narrowband vs Wideband: Factory narrowband sensors suit stock and mild setups, while wideband sensors give the precise readings a tuned or boosted engine needs.
- Direct-Fit: A direct fit sensor with the correct connector plugs in without splicing, saving time and avoiding wiring gremlins.
Car Part Global carries 1,454 oxygen sensors, with 1,101 in stock and ready to ship. Add your vehicle above and every result narrows to the oxygen sensors confirmed to fit your exact year, make, and model. These parts are part of our Exhaust Systems selection.
How much do o2 sensors cost?
For the vehicles we cover, o2 sensors range from $5 to $506, with most around $91. Direct-fit parts for common vehicles sit at the lower end; premium and specialty options run higher.
What vehicles do these o2 sensors fit?
We carry o2 sensors for popular vehicles including the Honda Civic, Honda Accord, Hyundai Sonata and many more. Select your vehicle at the top of the page and every result is guaranteed to fit.
What brands of o2 sensors do you carry?
Top brands for o2 sensors include NTK, BBK Performance, Vibrant Performance. Every part ships with a manufacturer warranty.