Mercedes-Benz C63 AMG S Turn Signal Bulb Size
The Mercedes-Benz C63 AMG S uses a 12174NA bulb size for front turn signals and 12496 or PY21W bulb sizes for rear turn signals. The replacement chart covers 2015 to 2019 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
| Years | Bulb Type | Shop |
|---|---|---|
| 2015-2019 | 12174NA (With Halogen Capsule Headlamps) | 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 |
|---|---|---|---|
| 2019 | 12496 (With Halogen Capsule Headlamps) | 12496 | Check Price |
| 2018 | 7507 (With Halogen Capsule Headlamps) | PY21W | Check Price |
| 2017 | 12496 (With Halogen Capsule Headlamps) | 12496 | Check Price |
| 2016 | 7507 (With Halogen Capsule Headlamps) | PY21W | Check Price |
| 2015 | 12496 (With Halogen Capsule Headlamps) | 12496 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| OEM part number. Natural amber glass variant. 12V. | 12174NA | Check Price |
| Philips/Osram part number. Halogen bulb, specialty application. 12V. | 12496 | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W. | PY21W | Check Price |