Features: 1.Flexible and easy to use.Perfect match with the car2.New and nice qulity, to use.3.Built to quality control standards.Not easy to damage, long service life4.Stable performance, high reliability.a perfect replacement for your old5. Made of , for use.Type:Car Mass Air Flow Sensor ( Sensor)Fitment Type: Direct InstallColor: black+silverMaterial: plastic+metalPlacement on Vehicle:Air Flow SensorPart Number: XF2F-12B579-AA 1L2F-12B579- YS4Z-12B579-Interchange: 74-50011,86-50011, XF2Z12B579AB, XF2Z12B579BA,XF2F12B579BA, 1L2Z12B579BARM, 1L2Z12B579BAFitment:For Focus 2003-2004 2.0LFor Escort 2003-2004 2.0LFor Escape 2001-2004 2.0LFor 2001-2003 2.3LFor Escape 2001-2006 3.0LFor Windstar 1999-2003 3.8LFor Explorer 1999-2005 4.0LFor E150 2001-2004 4.2LFor E250 Van 2001-2004 4.2LFor Explorer 1999-2001 5.0LPackage Contents:1x Mass Air Flow SensorOnly 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.