Choose the factory headlight system below to see the correct bulb and recommendation path for this 2008 Scion TC.
Low beam
Factory halogen system
High beam
9005 / HB3
Factory setup
Factory setup not specified in fitment source
Choose the factory system installed in this vehicle. Bulb sizes and recommendations change with that selection.
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.
Factory setup not specified in fitment source
High Beam: 9005 / HB3
Best direct replacement
OSRAM Night Breaker 200
High Beam 9005 / HB3
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.
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.
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.
Without Optic: projector
Low Beam: 9006 / HB4
Best direct replacement
Flosser Ultra +90%
Low Beam 9006 / HB4
BulbFacts testedCorrect bulb size
Projector Backup Pick
The Flosser Ultra +90% remains the more practical projector alternative when Bosch availability is limited. It gives a solid measured projector bump and comes in several common bulb sizes.
The Morimoto XB Elite remains the premium performance benchmark from the current HID recommendations. It tested as one of the strongest 35W projector-focused HID kits and is the better fit when you want a complete, higher-quality conversion kit instead of a generic marketplace option.
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.
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.
Optic: projector
Low Beam: H11
Best direct replacement
Flosser Ultra +90%
Low Beam H11
BulbFacts testedCorrect bulb size
Projector Backup Pick
The Flosser Ultra +90% remains the more practical projector alternative when Bosch availability is limited. It gives a solid measured projector bump and comes in several common bulb sizes.
The Morimoto XB Elite remains the premium performance benchmark from the current HID recommendations. It tested as one of the strongest 35W projector-focused HID kits and is the better fit when you want a complete, higher-quality conversion kit instead of a generic marketplace option.
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.
Ashtray Light
T5Possible fitment — verify installed bulb
Brake Light
7443Possible fitment — verify installed bulb
Cargo / Trunk Light
DE3175Possible fitment — verify installed bulb
Front Side Marker
T10Possible fitment — verify installed bulb
Front Turn Signal
7443Possible fitment — verify installed bulb
License Plate Light
T10Possible fitment — verify installed bulb
Parking Light
T10Possible fitment — verify installed bulb
Rear Side Marker
7443Possible fitment — verify installed bulb
Tail Light
7443Possible fitment — verify installed bulb
Turn Signal (Unqualified)
7443Possible fitment — verify installed bulb
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.
Position
Bulb or system
Evidence status
High BeamFactory setup not specified in fitment source
9005 / HB3
Possible fitment — verify installed bulb
Low BeamWithout Optic: projector
9006 / HB4
Likely fitment
Low BeamOptic: projector
H11
Likely fitment
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.
