Need a replacement O2 sensor for your Nissan or Infiniti? This is part number 12499877, a direct-fit heated oxygen sensor that works as either front or rear sensor on models like the Nissan Altima, ...

Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

Today’s computerised engine control systems rely on inputs from a variety of sensors to regulate engine performance, emissions and other important functions. The sensors must provide accurate ...

Promotion Oxygen Sensors Direct Fit O2 Oxygen Sensor For Cadillac, Chevy, GMC Trucks & Vans (2000-2007 Models) AM Autoparts ...

How many oxygen sensors does a typical car have, and what factors determine this number? Additionally, how do their placements affect engine performance and emissions control? Thomas Hello Thomas, the ...