DEFUS Air Fuel Ratio Rear Oxygen Sensor 89465BZ390
Precision-engineered for optimal air-fuel mixture control, ensuring maximum engine efficiency and reduced emissions. High-quality zirconia ceramic sensing element delivers rapid response and long-term durability under extreme temperatures. Direct-fit replacement for AGYA models (89465-BZ390), compatible with OEM specifications—no recalibration needed. Nickel-plated connectors resist corrosion, while robust stainless steel housing withstands road vibrations and moisture. Ideal for performance tuning, emissions compliance, or routine maintenance. Enhances fuel economy and engine smoothness by providing real-time feedback to the ECU. Exclusive bulk pricing available—global wholesale supplier with unmatched cost efficiency. Ships ready to install, backed by rigorous quality testing.