Type:Mass Air Flow Sensor Part Number:13627513957 13627566984 Fits these vehicles: 2004-06 for 325Ci L6 2.5L Engine Designation M54 Mass Air Flow Sensor 2003 for 325Ci L6 2.5L Engine Designation M54 From 3/01/03 Production Date with 6 Pin Connector Mass Air Flow Sensor 2004-05 for 325i L6 2.5L Engine Designation M54 Mass Air Flow Sensor 2002 for 325i L6 2.5L Engine Designation M54 From 9/01/02 Production Date with 6 Pin Connector Mass Air Flow Sensor 2003 for 325i L6 2.5L Engine Designation M54 with 6 Pin Connector Mass Air Flow Sensor 2004-05 for 325Xi L6 2.5L Engine Designation M54 Mass Air Flow Sensor 2002 for 325Xi L6 2.5L Engine Designation M54 From 9/01/02 Production Date with 6 Pin Connector Mass Air Flow Sensor 2003 for 325Xi L6 2.5L Engine Designation M54 with 6 Pin Connector Mass Air Flow Sensor 2004-06 for X3 L6 2.5L Mass Air Flow Sensor 2003-05 for Z4 L6 2.5L Mass Air Flow Sensor Colour:Black Material:ABS Package Contents: 1 x Mass Air Flow Sensor Only 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.