Honda Civic Si headlight bulb size by year
The low beam, high beam and fog light bulbs for every Honda Civic Si from 2022–2026. Pick your year to jump straight to it. Each answer links to the page in Honda’s owner’s manual it came from.
Honda Civic Si bulb sizes at a glance
Where a year lists more than one bulb, it depends on trim or headlight type; see that year’s section below.
2022–2024 Honda Civic Si headlight bulbs
| Light | Bulb | Notes |
|---|---|---|
| Low beam | LED | LED unit |
| High beam | LED | LED unit |
| Fog light | LED | 1.5 L engine models |
LED headlights are usually serviced as a complete lamp assembly rather than a separate bulb; a dealer or parts counter can quote the assembly for your trim.
Where this comes from (3 sources)
2025–2026 Honda Civic Si headlight bulbs
| Light | Bulb | Notes |
|---|---|---|
| Low beam | LED | LED unit |
| High beam | LED | LED unit |
LED headlights are usually serviced as a complete lamp assembly rather than a separate bulb; a dealer or parts counter can quote the assembly for your trim.
Where this comes from (2 sources)
Always double-check the size printed on the old bulb’s base before you buy. See how we source our data. More Honda models.