Pretested, precise and high quality oxygen sensor. Designed to improve fuel economy while reducing harmful emissions. Helps the engine run efficiently in perfect air-gas ratio. Improve engine response and performance. Direct replacement the original one, plug and play. Specification: Condition: Item Type: O2 Oxygen Sensor Manufacturer Part Number:PE01-18-8G1 PE01-18-8G1A Fit for: Mazda CX-5 2013 2014 2015 2016 2017 2018 Mazda 3 2014 2015 2016 2017 2018 Mazda 6 2014 2015 2016 2017 2018 color: blue Material: plastic + metal Package Contents: 1 x Oxygen Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.