For sale genuine  BMW E38 E39 E46 Z3 MASS AIR FLOW METER
Item in  good working order. 
Will fit BMW Models with M52TU and M54 Engines 09/1998-2006
-BMW 3 Series E46 320i 323i 325i 328i
-BMW 5 Series E39 520i 523i 525i 528i
-BMW 7 Series E38 728i
-BMW Z3 from 09/1998 2.2i , 2.0i , 2.5i , 2.8i

Please check the part number to ensure suitability.
BMW Part Number 1432356.Siemens Part Number 5WK9605
Check below the full list
If not sure, just ask.
Part 13621432356 (Hot-film air mass meter) was found on the following vehicles:

E38: Details on E38
E38 728i Sedan, Europe
E38 728iL Sedan, Europe

E39: Details on E39
E39 528i Touring, USA
E39 528i Sedan, USA
E39 525i Touring, USA
E39 525i Sedan, USA
E39 520i Touring, Europe
E39 520i Sedan, Europe
E39 523i Sedan, Europe
E39 523i Touring, Europe
E39 528i Sedan, Europe
E39 528i Touring, Europe
E39 525i Touring, Europe
E39 525i Sedan, Europe

E46: Details on E46
E46 323Ci Coupe, USA
E46 323Ci Convertible, USA
E46 323i Sedan, USA
E46 323i Touring, USA
E46 328Ci Coupe, USA
E46 328i Sedan, USA
E46 320i Sedan, USA
E46 325Ci Convertible, USA
E46 325Ci Coupe, USA
E46 325i Sedan, USA
E46 325i Touring, USA
E46 325xi Touring, USA
E46 325xi Sedan, USA
E46 320Ci Coupe, Europe
E46 320i Sedan, Europe
E46 320i Touring, Europe
E46 323Ci Convertible, Europe
E46 323Ci Coupe, Europe
E46 323i Sedan, Europe
E46 328Ci Coupe, Europe
E46 328i Touring, Europe
E46 328i Sedan, Europe
E46 320Ci Convertible, Europe
E46 325Ci Convertible, Europe
E46 325Ci Coupe, Europe
E46 325i Touring, Europe
E46 325i Sedan, Europe
E46 325xi Touring, Europe
E46 325xi Sedan, Europe
E46 325ti Compact, Europe

Z3: Details on Z3
Z3 Z3 2.5 Roadster, USA
Z3 Z3 2.8 Coupe, USA
Z3 Z3 2.8 Roadster, USA
Z3 Z3 2.5i Roadster, USA
Z3 Z3 2.0 Roadster, Europe
Z3 Z3 2.8 Coupe, Europe
Z3 Z3 2.8 Roadster, Europe
Z3 Z3 2.2i Roadster, Europe