Mass Air Flow Sensor Meter MAF F81F12B579BA XL3F12B579BA Compatible with 1998-2004 Ford F150 F-250 F-350 F-450 F-550 Super Duty Expedition Lobo Taurus Lincoln Jaguar 3.4L 4.6L 5.4L 6.8L 7.3L V8 - FAERSI, MASF-WLT-QPKL004-L

• Replaces OE#: F81F12B579BA, XL3F12B579BA, XL3F-12B579-BA, F81F-12B579-BA, F81F 12B579BA, XL3F 12B579BA, 74-9554, MF0926, MAF169, AFH8006, AFLS174, AFLS158, AFH8006C.F8D2-12B579-BA F81F-12B579B-A F8DZ-12B579-BA RMXL3F-12B579-BA XL3F-12B579-BA XL3Z-12B579-BARM MAF. Direct Replacement for the factory Mass Air Flow Sensor. Replacement MAF Sensor Compatible with 1999-2003 Ford F-150. 1999 Ford F-250. 1999 Ford F-250 F-350 F-450 F-550 Super Duty. 1999-2002 Ford Expedition and more mass air flow Mass Air Flow Meter MAF Sensor measures the volume and density of air entering the engine, providing highly accurate airflow readings to the ECU over a wide range of ambient temperatures.【NOTICE】 Please clean out the air box and replace the air filter before installating this Mass Air Flow Sensor Meter, or the Code and Check Engine Light may keep showing even if you replace a new MAF. Meets OEM specifications, Easy to Install and Clean, Fast Response, High durability. Buy with confidence, If you have any question,Please simply contact us for a replacement.【NOTE】Before purchase this MAF Meter, please use the year/make/model drop down bar confirm the compatibility or description to confirm the compatibility FAERSI mass air flow made of superior durable material, Built to strict quality control standards, Meets or Exceeds OEM Specs, Every product must take inspected and tested ultiple times before the shipment, Please contact us if you have any question regarding our this product, we provide a one-year worry-free warranty we will give you a satisfactory response within 24 hours!