Oxygen Sensors are designed to determine the oxygen concentration in exhaust gas. Replacing an improperly functioning oxygen sensor with a Walker sensor will increase fuel economy, improve engine performance and produce lower emissions. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all OE specifications and test requirements. These superior sensors feature only the highest quality material available.
100% OEM quality
Direct fit, form and function
Increased fuel economy
Better engine performance
Quality control tested to meet and exceed OE specifications