SR trim, SR5 trim · Halogen reflector

2018 Toyota Tundra Headlight Bulbs & Lighting Guide

Choose the factory headlight system below to see the correct bulb and recommendation path for this 2018 Toyota Tundra.

Source-listed fitment data supplied by CarBulbGuide. Confirm the installed bulbs and configuration before ordering.

Low beam
Factory halogen system
High beam
Factory halogen system
Factory setup
SR trim, SR5 trim · Halogen reflector
6.0/10BulbFacts OE Visibility Score
Factory performanceNot a Lighting Pick

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

2018 Toyota Tundra factory headlights vehicle image

How the factory headlights perform

This vehicle has more than one documented factory system. Use the selector above to match the trim or package where available.

Not a Lighting Pick

Upgrade recommended if night driving is a priority.

Peak low-beam reach
238 ft
Compared with tested Trucks15th percentile
Compared with all tested vehicles9th percentile
Peak high-beam reach
481 ft
Compared with tested Trucks35th percentile
Compared with all tested vehicles32nd percentile
Curve visibility
7.6 / 15
Glare control
9 / 10Recorded low-beam glare exceedance up to 8.0%
High-beam assist
Yes
Curve-adaptive lighting
No

Best headlight upgrades

BulbFacts does not currently have a supported primary-headlight bulb size for this configuration, so no product is being recommended.

SR trim, SR5 trim · Halogen reflector

Bulb size needs confirmation. Choose or verify the installed factory headlight system before using a bulb size or product recommendation.

Other bulbs

Available exterior and interior lighting data for this model year.

Brake Light
3157Possible fitment — verify installed bulb
Cargo / Trunk Light
T15Possible fitment — verify installed bulb
Center High Mount Stop Light
T15Possible fitment — verify installed bulb
Dome Light
T10Possible fitment — verify installed bulb
Door Mirror Illumination
T10Possible fitment — verify installed bulb
Daytime Running Light
3157Possible fitment — verify installed bulb
Fog Light
H11Possible fitment — verify installed bulb
Front Side Marker
T10Possible fitment — verify installed bulb
Front Turn Signal
3157Possible fitment — verify installed bulb
Glove Box Light
T5Possible fitment — verify installed bulb
License Plate Light
T10Possible fitment — verify installed bulb
Map Light
T10Possible fitment — verify installed bulb
Parking Light
3157Possible fitment — verify installed bulb
Rear Side Marker
3157Possible fitment — verify installed bulb
Rear Turn Signal
921Verify installed bulb
Reverse Light
7443Possible fitment — verify installed bulb
Stepwell Light
T5Possible fitment — verify installed bulb
Tail Light
3157Possible fitment — verify installed bulb
Turn Signal (Unqualified)
T15Possible fitment — verify installed bulb
Vanity Mirror Light
DE3175Verify installed bulb
Technical details and sources

Confirm the installed bulb, connector, housing, and factory system before ordering.

PositionBulb or systemFitment status
High/Low Beam CombinedFactory system not specified9003 / H4Possible fitment — verify installed bulb

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.