Mercedes-Benz C350 Turn Signal Bulb Size
The Mercedes-Benz C350 front turn signal uses bulb sizes PY24WNA, 3457NA, or 3357NA, while the rear turn signal requires PY21W or 12496 bulb sizes. The replacement chart covers 2006 through 2015 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 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 |
|---|---|---|---|
| 2011-2015 | PY24WNA (With Halogen Capsule Headlamps) | PY24W | Check Price |
| 2010 | 3457NA | PY27/7W | Check Price |
| 2009 | 3357NA | 3357NA | Check Price |
| 2008 | 3457NA | PY27/7W | Check Price |
| 2006-2007 | 2357NA (With HID Headlamps) | P21/5W | Check Price |
| 1156NA (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 |
|---|---|---|---|
| 2011 | 7507 | PY21W | Check Price |
| 2009-2010 | 12496 | 12496 | Check Price |
| 2008 | 7507 | PY21W | Check Price |
| 2007 | 12496 | 12496 | Check Price |
| 2006 | 7507 | PY21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Amber variant of ECE PY24W with PGU20-4 base. 12V, 24W. | PY24WNA | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber bulb with PGU20-4 base. 12V, 24W. | PY24W | 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 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 26.9W/8W. | 2357NA | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base, natural amber glass. 12V, 21W. | 1156NA | Check Price |
| 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 |