Walker Products 350-34494 Oxygen Sensor, Original Equipment Replacement Downstream O2 Sensor, 4-W Direct Fit
- Walker Products Oxygen Sensor Program is the Industry Leading OEM and Aftermarket Oxygen Sensor ( O2 Sensor ) Program.
- Walker O2 Sensor is Manufactured to meet and exceed OE specifications.
- increase fuel efficiency, decrease emissions, and improve engine performance.
- Backed by Walker Products buyer protection for worry free installation and performance.
- Fitment: 2006-2017 Cadillac Chevrolet GMC Hummer Pontiac Saturn Oxygen Sensor O2 Sensor.
- Replacement: 234-4256, 15698 Oxygen Sensor.