L509-18-8G1 Air Fuel Ratio Lambda O2 Oxygen Sensor For Mazda 6 2.5L 2007-2012 NO# L509-18-8G1B L509-18-8G1C L509-18-8G1A Oxygen Sensor Probe

【High-Quality Materials】：Our oxygen sensor is made of high temperature resistant material, stainless steel body is double protected, good sealing, oxidation resistance, high temperature resistance, stable performance. The perfect aftermarket alternative. 【Professional Design】：Oxygen Sensor is designed to improve fuel economy while reducing harmful emissions.Improve engine response and performance.Oxygen O2 Sensor the volume and density of O2 entering the engine, providing highly accurate Oxygen readings over a wide range of ambient temperatures. 【 Easy to install 】：Oxygen Sensors directly replace the old parts in the original position of the installation without change,easy to install on your vehicle, and come with pre-coated threads to assist installation. 【Kindly Remind 】：Since Each Country Has Different Models, Please Confirm Your Model And Production Year To Meet Our Description, And Check Whether Your Sensor Oem Number Is Consistent With Our Product Oem Number. 【 Service Guarantee】：there are high-quality comprehensive products and professional and patient customers here, I hope you have a good shopping experience, if you have any questions, please feel free to contact us，wish you happiness.