Porsche 911 Tail Light Bulb Size
The Porsche 911 tail light utilizes P21/4W, P21/5W, and 1157 bulb sizes for various lighting applications. Available data covers the range from 1965 through 2009 for the specified vehicle components.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 2009 | P21/4W |
| 1157 (Without Fog And Brake Lights) | |
| 1965-2008 | 1157 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAZ15d bayonet base. 12V, 21W/4W. | P21/4W |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 |