Lexus IS350 Stepwell Bulb Size
The Lexus IS350 stepwell light uses 12961, 168, and 194 bulb sizes for the interior lighting system. Data for the provided specifications covers the range from 2006 through 2023.
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 |
|---|---|---|---|
| 2021-2023 | 12961 | 12961 | Check Price |
| 2019 | 168 | W5W | Check Price |
| 2016-2018 | 194 | W5W | Check Price |
| 2006-2009 | 168 | W5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W. | W5W | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 | Check Price |