Mazda CX-9 Trunk Bulb Size
The Mazda CX-9 trunk bulb uses a DE3175 size bulb for illumination in the cargo area. The replacement chart covers 2015 through 2019 model years with corresponding bulb size specifications.
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 |
|---|---|
| 2019 | DE3175 |
| 2015-2017 | DE3175 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Festoon bulb, 31mm length, end-cap contacts. 12V. | DE3175 |