For the 2015 Toyota Prius, high-beam and daytime-running-light fitment is 9005. Low-beam fitment depends on the headlight equipment: models with halogen headlights use H11, while models with LED headlights are listed with an LED low beam.
- Front and rear turn signals: 7440A
- Reverse lights: 7440
- Brake lights, center stop light, tail lights, and rear side markers: LED
- License plate, parking, and front side-marker locations: 2825 or 98
- Dome light: DE3175; trunk light: DE3022
- Map and interior lights: 168 or 917
- Vanity light: 194 or 7441
Courtesy-light fitment has additional options: compare the original bulb for 168 or 917 under Option 1, and 194 or 7441 under Option 2. Verify the original bulb where multiple sizes are listed.