Audi S4 Parking Light Bulb Size
The Audi S4 parking light bulb accommodates 3 distinct sizes: PY21W, 12961, and H6W. A replacement chart documents bulb specifications across 1992 to 2009 model years.
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
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 |
|---|---|---|---|
| 2009 | 7507 | PY21W | Check Price |
| 2007-2008 | 12961 | 12961 | Check Price |
| 2000 | H6W | H6W | Check Price |
| 1992-1994 | 1157 | P21/5W | 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 part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BAX9s base. 12V, 6W. | H6W | 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). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 | Check Price |