Volkswagen GTI Daytime Running Light Bulb Size
The Volkswagen GTI daytime running light utilizes H15 and H21W bulb sizes for the lighting components. Available data covers the specific time range from 2006 through 2018.
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 |
|---|---|
| 2010-2018 | H15 (With Halogen Capsule Headlamps) |
| 2006-2009 | H21W |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ECE standard (Europe & worldwide). Dual-filament halogen bulb with PGJ23t-1 base. 12V, 55W/15W. | H15 |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BAY9s base. 12V, 21W. | H21W |