Features: 1. OE Number: The mass air flow sensor replacement part number is 22680-1MG0A, AFH60M 39 for reference. Please verify the part number before purchasing. 2. Wide Application: The MAF sensor is suitable for Altima 2013-2015 2.5L, suitable for Pathfinder 2014 2.5L, and suitable for Sentra 2013-2015 1.8L. 3. Replacement for Infiniti: An excellent replacement for Infiniti M35h 2012-2013 3.5L, suitable for Infiniti Q50 2014-2016 3.5L, and suitable for Infiniti Q70 2014-2016 3.5L. 4. Function: The mass air flow sensor measures the air volume entering your car engine and sends a voltage signal to the Electronic Control Unit (ECU) that represents the airflow. 5. When to Replace: It is time to replace your old mass air flow sensor when you experience poor startup, instability while idling, reduced drivability, or stalling, to improve car performance. Specification: Item Type: Mass Air Flow Sensor Material: ABS OE: 22680-1MG0A, AFH60M 39 Fitment: Suitable for Altima 2013-2015 2.5L Suitable for Pathfinder 2014 2.5L Suitable for Sentra 2013-2015 1.8L Suitable for Infiniti M35h 2012-2013 3.5L Suitable for Infiniti Q50 2014-2016 3.5L Suitable for Infiniti Q70 2014-2016 3.5L Signs of a Bad Mass Air Flow Sensor: 1. Poor startup: Initial combustion occurs, but it is incomplete. 2. Instability at idling: High, low, or unstable idle speed. 3. Poor drivability: Hesitation during acceleration, engine backfires, abnormal knocking, or black smoke emissions. 4. Stalling: Stalling shortly after startup when the accelerator is pressed or released. Note: 1. Please double-check the part number of your item; matching information is for reference only. 2. If you are uncertain about the item, please contact us before purchasing to avoid unnecessary returns. Thank you!