Upstream Oxygen O2 Sensor for GM Vehicles | Direct Fit OE# 234-4668

Upstream Oxygen O2 Sensor – Direct Fit for GM Models | OE# 234-4668

Improve your vehicle’s engine efficiency and reduce emissions with this high-quality upstream O2 (Lambda) sensor. Designed as a direct replacement for OEM part number 234-4668, this sensor is compatible with a wide range of General Motors vehicles including Chevrolet Avalanche, Suburban, GMC Yukon, and others.

✔ OEM Replacement for Optimal Performance

• Replaces part numbers: 234-4668, 15284, 12573167, 12583804
• Plug and play installation – no modification required
• Precision engineered for enhanced sensor life and reliability

✔ Compatibility:

• Chevrolet Avalanche 1500 (2003–2005)
• Chevrolet Avalanche (2008–2013)
• Chevrolet Suburban 1500 / 2500 (2008–2013)
• GMC Yukon (2008–2013)
• More compatible GM models – please verify OEM part number

✔ Premium Materials for Durability

• Aluminum body with double protection and aluminum oxide trap layers
• Flange mounting for easy and secure installation
• Constructed to meet or exceed OEM standards

✔ Functions:

• Improves fuel economy and engine performance
• Reduces harmful CO2 emissions
• Ensures accurate air-fuel ratio control

Package Includes: 1 x Upstream Oxygen O2 Sensor

Note: Please confirm fitment with your vehicle's plug style and OEM part number before ordering to ensure proper compatibility.

This oxygen sensor is a product of YAOPEI – a trusted brand in automotive parts built to last and backed by strict quality testing.