For Toyota 4Runner 4.0L V6 2003-2004 Car Lambda Sensing Unit Upstream O2 Oxygen Sensor 22641AA25A

Compatibility：For 4Runner 4.0L V6 2003 2004 Function: The oxygen sensor is equally important in Mixed vehicles, working in conjunction with the engine and electric motor to maintain optimal combustion control and emission levels whilst the engine is running. Feature: This oxygen sensor has undergone wear tests, demonstrating slow performance degradation under simulated long-term usage conditions; it maintains good detection accuracy and response velocity over an extended period. Please note: Before purchasing, please check that the make, model, year and engine type of your vehicle match those listed, to avoid installation failures due to incompatible specifications. After-sales service: Should you encounter any issues whilst using the product, please let us know and we will provide a solution without delay.