Oxygen Sensor 89465-60220 Downstream Left Oxygen Sensor 234-4804 For Toyota For 4Runner 4.0L 2003 2004 Lambda Sensor

89465-60220 Downstream Left Oxygen Sensor 234-4804 For Toyota For 4Runner 4.0L 2003 2004 Function: Oxygen sensors can reduce vehicle emissions while maintaining smooth, correct engine operation. Installation: Convenient installation, eliminating the need for complex installation methods, saving effort and time, bringing you great convenience. Efficient response: With ultra-fast response speed, it can instantly capture changes in exhaust oxygen content, allowing the engine control to adjust the air-fuel ratio in time, achieving instant optimization of power output and smoother acceleration. Fast-Acting Heater: For flat and wire-type sensors, the fast-acting heater allows the oxygen sensor to reach its operating temperature more quickly (in just seconds), optimizing sensor function.