【Stable Ceramic Heater】: Our oxygen sensor is made of high-quality metal on the outside, while meeting its good corrosion resistance requirements. Internally, it uses a zirconia ceramic heater, which has good physical stability and can be easily heated, making the oxygen sensor work for a long time without being easily damaged
【Replace Part Number】: For upstream: 234-5038, BL3A-9Y460-CA, BL3Z-9F472-A; For downstream: 234-4489, 234-4490, BE5Z-9G444-A, BE5Z-9G444-B, BE5Z-9G444-C, BL8Z-9G444-A, BR3Z-9G444-A, CK4Z-9G444-C
【Improve Engine Performance】: Our oxygen sensors can meet your requirements for improving engine efficiency and performance, enhancing fuel economy, reducing excessive emissions from car waste, preventing damage to the engine or expensive catalytic devices, and extending the service life of catalytic converters
【Easy Installation】: These oxygen sensors are manufactured to meet specifications for fit, form and function. Plug and play, no need for special tools to assist