The 5 Best Car O2 Sensors (2020)

Bestseller No. 1

Detect oxygen content in the exhaust gases to optimize emissions and fuel economy
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

Bestseller No. 2

Please check the plug & fitment notes & filter system & description for accurate information. 100% exact match OE standard 234-4012 234-4018, 250-24012 250-24018 oxygen sensor, 16.54 inch cable
Replacing your engine’s oxygen sensor can improve engine performance and fuel economy, reduce harmful emissions, and prevent premature catalytic converter damage
Manufactured to the highest standards, KAX oxygen sensors are durable and resistant to oxidation and high temperatures, ensuring long-term stable performance
Thorough testing by our engineers guarantees 100% accurate data transfer to the engine management system for optimal engine operation and longevity
Direct Plug-In Replacement, KAX oxygen sensors are easy to install on your vehicle, and come with pre-coated threads to assist installation

Bestseller No. 3

Compatible With: 2004-2006 Infiniti FX35, 2004-2007 Infiniti G35, 2006 Infiniti M35, 2005-2006 350Z, 2004-2006 Altima. Please make sure this product fits your vehicle into the Amazon Garage.
Material: The metal shroud is made of SUS310 high temperature resistant material. oxygen sensors are durable and resistant to oxidation and high temperatures, ensuring long-term stable performance.
Easy Installation: Engineered to stringent OE specifications, it is sure to exact installation and function the same or even better than the Original part.Just remove the corresponding bolt and replace it.
Feature：It could test the O2 content in the gas from car exhaust, then optimize emissions and decrease fuel consumption.
Warranty: For any reason, if you are not satisfied with your purchase, please contact us directly. We offer a 1-year warranty, 100% satisfaction guarantee.

SaleBestseller No. 4

Integrated platinum electrodes produce a precise voltage signal for the engine ECU
Advanced ceramic technology for consistent performance and long life
Designed to determine the oxygen content of the exhaust gas
Improves fuel economy and lowers emission
Facilitates easy installation

Bestseller No. 5

Please check the plug & fitment notes & filter system & description for accurate information. 100% exact match OE standard 15717, 250-24001 oxygen sensor, 18.11 inch cable
Replacing your engine’s oxygen sensor can improve engine performance and fuel economy, reduce harmful emissions, and prevent premature catalytic converter damage
Manufactured to the highest standards, KAX oxygen sensors are durable and resistant to oxidation and high temperatures, ensuring long-term stable performance
Thorough testing by our engineers guarantees 100% accurate data transfer to the engine management system for optimal engine operation and longevity
Direct Plug-In Replacement, KAX oxygen sensors are easy to install on your vehicle, and come with pre-coated threads to assist installation