Description:

This Upstream Oxygen Sensor is designed for specific Toyota 4Runner models to ensure precise engine performance and emissions control. It provides a reliable fit for both driver and passenger side upstream positions.

• Position: Upstream Left and Upstream Right
• Compatibility: 2010 Toyota 4Runner 2.7L 4 Cylinder 2TR FE FI Naturally Aspirated GAS
• Compatibility: 2003 to 2004 Toyota 4Runner 4.0L V6 1GR FE FI Naturally Aspirated GAS
• Fit Type: Vehicle Specific Fit
• Part Number: W0168 B315935
• Model Number: W0168 B315935