Features: 1.OE Number: MAF mass air flow sensor replacement part number is 22680?1MG0A, AFH60M 39 for reference, please double check the part number before purchasing. 2.Wide Application: The MAF sensor is replacement for Altima 2013?2015 2.5L, replacement for Pathfinder 2014 2.5L and replacement for Sentra 2013?2015 1.8L. 3.Replacement for Infiniti: Great replacement for Infiniti M35h 2012?2013 3.5L, replacement for Infiniti Q50 2014?2016 3.5L, replacement for Infiniti Q70 2014?2016 3.5L. 4.Function: The mass air flow sensor is used to measure the amount of air volume flowing into your car engine, and send the Electronic Control Unit ECU a voltage that represents the airflow. 5.When to Replace: You can replace your old MAF mass air flow sensor when these things happen: poor startup, instability at idling, poor drivability and stalling, to get better car performance. Specification: Item Type: Mass Air Flow Sensor_x000D_ Material: ABS_x000D_ OE: 22680-1MG0A, AFH60M 39_x000D_ Fitment: _x000D_ Replacement for Altima 2013-2015 2.5L_x000D_ Replacement for Pathfinder 2014 2.5L_x000D_ Replacement for Sentra 2013-2015 1.8L_x000D_ Replacement for Infiniti M35h 2012-2013 3.5L_x000D_ Replacement for Infiniti Q50 2014-2016 3.5L_x000D_ Replacement for Infiniti Q70 2014-2016 3.5L_x000D_ Signs of a Bad Mass Air Flow Sensor:_x000D_ 1. Poor startup: First combustion occurs, but combustion is incomplete. _x000D_ 2. Instability at idling: High idle speed, low idle speed or unstable idle. _x000D_ 3. Poor drivability: Hesitation during acceleration, engine backfires, abnormal knocking or black smoke emitted. _x000D_ 4. Stalling: Shortly after startup, when accelerator is depressed or released. Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!