BMW 330i Turn Signal Bulb Size
The BMW 330i uses multiple turn signal bulb sizes including PY21W, 12496, P21W, 12961, 3457NA, and 3357NA across front inner, front outer, and rear positions. The replacement chart covers 2001 through 2018 model years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Inner Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2006 | 7507 | PY21W | Check Price |
| 2004-2005 | 12496 | 12496 | Check Price |
| 2001 | 1156 | P21W | Check Price |
Front Outer Turn Signal
| Years | Bulb Type | Shop |
|---|---|---|
| 2004-2006 | 12961 | Check Price |
| 2001 | 12961 | Check Price |
Front Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2018 | 3457NA (With Halogen Capsule Headlamps) | PY27/7W | Check Price |
| 2017 | 3357NA (With Halogen Capsule Headlamps) | 3357NA | Check Price |
| 2006 | 7507 | PY21W | Check Price |
| 2004-2005 | 1156 (Front, White) | P21W | Check Price |
| 7507 (Front, Yellow) | PY21W | Check Price | |
| 12961 (Side) | 12961 | Check Price | |
| 2002-2003 | 1156 | P21W | Check Price |
| 2001 | 1156 | P21W | Check Price |
| 12961 (Side) | 12961 | Check Price |
Rear Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2004-2006 | 1156 | P21W | Check Price |
| 2003 | 12496 | 12496 | Check Price |
| 2002 | 7507 | PY21W | Check Price |
| 2001 | 1156 | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W. | PY21W | Check Price |
| Philips/Osram part number. Halogen bulb, specialty application. 12V. | 12496 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3457NA | Check Price |
| ANSI standard (US & Canada). Single-filament wedge bulb (T25), natural amber glass. 12V, 27W. | 3357NA | Check Price |