Description
This aftermarket Heated Oxygen Sensor Air Fuel Ratio Sensor is listed as a replacement for BMW OEM part number 11781427884. It is intended for BMW 323i, 323is, 328i, 328is, 528i, M3 and 1 more models with the original part.
It is not a genuine BMW part. Before ordering a replacement, compare the OEM number on your old part or in your vehicle’s parts catalog with the numbers above, and check the year, trim and engine in the fitment table.
Vehicle fitment
| Vehicle | Years | Trim / engine |
| BMW 323i | 1998–1999 | Convertible(E36) |
|---|
| BMW 323is | 1998–1999 | Coupe(E36) |
|---|
| BMW 328i | 1996–1999 | Convertible(E36), Sedan(E36) |
|---|
| BMW 328is | 1996–1999 | Coupe(E36) |
|---|
| BMW 528i | 1997–2000 | Sedan(E39) |
|---|
| BMW M3 | 1997–1999 | Convertible(E36), Coupe(E36), Sedan(E36) |
|---|
| BMW Z3 | 1997–2000 | 2.8L Engine(E36), Roadster 2.8L(E36) Z3 |
Original fitment notes
323i | 1998-1999 | Convertible(E36) 323is | 1998-1999 | Coupe(E36) 328i | 1996-1999 | Convertible(E36), Sedan(E36) 328is | 1996-1999 | Coupe(E36) 528i | 1997-2000 | Sedan(E39) M3 | 1997-1999 | Convertible(E36), Coupe(E36), Sedan(E36) Z3 | 1997-2000 | 2.8L Engine(E36), Roadster 2.8L(E36) Z3 M | 1998-2000 | Coupe(E36), Roadster(E36)