Body Style: hatchback / hatchback wagon / wagon; Lighting: halogen

2004 Ford Focus Headlight Bulbs & Lighting Guide

Choose the factory headlight system below to see the correct bulb and recommendation path for this 2004 Ford Focus.

Low beam
9003 / H4
High beam
9003 / H4
Factory setup
Body Style: hatchback / hatchback wagon / wagon; Lighting: halogen

Choose the factory system installed in this vehicle. Bulb sizes and recommendations change with that selection.

2004 Ford Focus representative vehicle image

Best headlight upgrades

These products were physically tested by BulbFacts, but the tests were not performed in this exact vehicle unless a card explicitly says otherwise.

Body Style: hatchback / hatchback wagon / wagon; Lighting: halogen

High/Low Beam Combined: 9003 / H4

Best direct replacement

OSRAM Night Breaker 200

High/Low Beam Combined 9003 / H4

BulbFacts testedCorrect bulb size
Best Standard Reflector Upgrade

The Night Breaker 200 is the top standard-wattage reflector recommendation at the time of review. Anything scoring higher in the reflector chart uses much higher wattage, while the NB200 keeps the simple drop-in halogen format.

General BulbFacts housing test
Read BulbFacts reviewCompare test resultsBuy at eBay

A matching bulb size identifies fitment; it does not by itself prove optical compatibility or make a conversion a vehicle-specific recommendation.

Support independent testing: BulbFacts may earn a commission from qualifying purchases through these links, at no extra cost to you. Affiliate relationships do not determine test results or recommendations.

Other bulbs

Available exterior and interior lighting data for this model year.

Brake Light
3157Likely fitment
Cargo / Trunk Light
T10Likely fitment
Center High Mount Stop Light
T10Likely fitment
Dome Light
6418Likely fitment
Daytime Running Light
3157Likely fitment
Front Side Marker
T10Likely fitment
Front Turn Signal
3157Likely fitment
License Plate Light
6418Likely fitment
Map Light
6418Likely fitment
Parking Light
3157Likely fitment
Reverse Light
T15Likely fitment
Side Marker (Unqualified)
T10Likely fitment
Technical details and sources

Fitment, factory-system research, and BulbFacts product tests remain separate evidence. A matching bulb size does not by itself make a conversion a vehicle-specific recommendation.

PositionBulb or systemEvidence status
High/Low Beam CombinedBody Style: hatchback / hatchback wagon / wagon; Lighting: halogen9003 / H4Likely fitment
Low BeamBody Style: hatchback / hatchback wagon / wagon; Lighting: HIDD2SLikely fitment
High BeamBody Style: hatchback / hatchback wagon / wagon; Lighting: HIDH7Likely fitment
High/Low Beam CombinedBody Style: sedan; Lighting: halogen9003 / H4Likely fitment
Low BeamBody Style: sedan; Lighting: HIDD2SLikely fitment
High BeamBody Style: sedan; Lighting: HIDH7Likely fitment

Each model year opens its own BulbFacts record. Bulb sizes and factory systems are not carried over from adjacent years.

Fitment note: Verify the installed bulb, connector, housing, and factory system before ordering. A bulb-size match is not automatically a conversion recommendation or proof of vehicle-specific testing.