What Size Bulbs Does a 2004 Toyota Tacoma Use?
Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.
Installation Difficulty
Easy (Plug and Play)
Est. Replacement Cost
$15 - $40 (Halogen) / $30+ (LED)
What Lighting System Does the 2004 Toyota Tacoma Have?
When it comes to nighttime visibility, the 2004 Toyota Tacoma relies on an arrangement of 12 specialized bulbs. It features an extensive lighting system powered by a halogen-based setup where a single 9003 LED dual-filament bulb handles both low and high beam duties within the same reflector. This model belongs to the mid years of the Tacoma's 1995-2023 production span.
Can You Put LED Bulbs in a 2004 Toyota Tacoma?
For a Toyota built for the road and trail, LED upgrades provide the high-contrast lighting needed for better obstacle detection. Since your Tacoma uses a single 9003 LED bulb for both high and low beams, ensure your chosen LED kit is "dual-beam" compatible. This allows the LED circuitry to mimic the two-filament design of the original halogen bulb. Don't forget the LED Fog Light fog lights; switching these to LED can dramatically improve your visibility in adverse weather.
2004 Toyota Tacoma Bulb Size Chart
| Position | Bulb Size | Shop |
|---|---|---|
| Low Beam | 9003 LED | Buy 9003 LED → |
| High Beam | 9003 LED | Buy 9003 LED → |
| Fog Light | LED Fog Light | Buy LED Fog Light → |
| Brake Light | 168 LED | Buy 168 LED → |
| Side Marker | 168 LED | Buy 168 LED → |
| Turn Signal Front | 4157NA LED | Buy 4157NA LED → |
| Turn Signal Rear | 1156 LED | Buy 1156 LED → |
| Reverse Light | 921 | Buy 921 → |
| Dome Light | DE3175 | Buy DE3175 → |
| License Plate | 194 | Buy 194 → |
| Parking Light | 4157NA | Buy 4157NA → |
| Trunk Light | LED Light | Buy LED Light → |