EVRBUL 4PCS O2 Oxygen Sensors Upstream & Downstream Compatible with Ford F150 Mustang Edge Explorer Escape Fusion Lincoln MKZ MKX MKT MKS Replace#: 234-5038 234-4490

【Package Included】: 2 × Upstream Oxygen Sensors, 2 × Downstream Oxygen. 【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. 【Compatible with】: Ford Explorer 3.5L V6 2013-2015, Flex 3.5L V6 2013-2015, Taurus 3.5L V6 2013-2015, Transit-150 3.7L V6 2015, Transit-250 3.7L V6 2015, Transit-350 3.7L V6 2015, F-150 3.7L V6 2011-2014, Mustang 3.7L V6 2011-2014, Escape 3.0L V6 2010-2012, Fusion 3.0L V6 2011-2012; Lincoln MKS 3.7L V6 2013-2014/2016, MKZ 3.7L V6 2013-2015, MKT 3.7L V6 2013-2015; Mazda CX-9 3.7L V6 2011-2015, 6 3.7L V6 2011-2013; Mercury Mariner 2011 3.0L V6 2011, Milan 3.0L V6 2011. 【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. 【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. 【Package Included】: 2 × Upstream Oxygen Sensors, 2 × Downstream Oxygen Sensors