BMW 135i Turn Signal Bulb Size
The BMW 135i uses PY21W bulbs with 12496 designation for both front and rear turn signal applications, with bulb size specifications detailed for the vehicle. The replacement chart covers 2008 through 2013 model years and documents turn signal bulb specifications across the production range.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
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 |
|---|---|---|---|
| 2013 | 7507 | PY21W | Check Price |
| 2011-2012 | 12496 | 12496 | Check Price |
| 2009-2010 | 7507 (With HID Headlamps) | PY21W | Check Price |
| 12496 (With Halogen Capsule Headlamps) | 12496 | Check Price | |
| 2008 | 12496 (With HID Headlamps) | 12496 | Check Price |
| 7507 (With Halogen Capsule Headlamps) | PY21W | 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 |
|---|---|---|---|
| 2013 | 12496 | 12496 | Check Price |
| 2012 | 7507 | PY21W | Check Price |
| 2008-2011 | 12496 | 12496 | 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 |