Porsche Carrera GT Turn Signal Bulb Size
The Porsche Carrera GT front inner turn signal requires a 12496 or PY21W bulb size, while the rear turn signal uses a PY21W bulb size. The replacement chart covers 2004 to 2005 model years with corresponding bulb size specifications for each signal location.
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 |
|---|---|---|---|
| 2005 | 12496 | 12496 | Check Price |
| 2004 | 7507 | PY21W | Check Price |
Rear Turn Signal
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2004-2005 | 7507 | PY21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| 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 |