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 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, 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 stalling, to get better car performance Specification: Item Type: Mass Air Flow Sensor Material: ABS OE: 22680-1MG0A, AFH60M 39 Fitment: Replacement for Altima 2013-2015 2 5L Replacement for Pathfinder 2014 2 5L Replacement for Sentra 2013-2015 1 8L Replacement for Infiniti M35h 2012-2013 3 5L Replacement for Infiniti Q50 2014-2016 3 5L Replacement for Infiniti Q70 2014-2016 3 5L Signs of a Bad Mass Air Flow Sensor: 1 Poor startup: First combustion occurs, but combustion is incomplete 2 Instability at idling: High idle speed, low idle speed or unstable idle 3 Poor drivability: Hesitation during acceleration, engine backfires, abnormal knocking or black smoke emitted 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 2 If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!