2001 Toyota Tundra Headlight Bulb Size
Factory light bulb sizes for headlight, fog light, turn signal, brake, and interior lights.
Quick Factory Answer
The 2001 Toyota Tundra uses Dual H4 / 9003 for low beam and Dual H4 / 9003 for high beam.
Low Beam Headlight
Dual H4 / 9003
High Beam Headlight
Dual H4 / 9003
Fog Light Bulb
H11
Front Turn Signal
7444NA
Full Automotive Light Bulb Chart
| Low Beam Headlight | Dual H4 / 9003 |
| High Beam Headlight | Dual H4 / 9003 |
| Fog Light | H11 |
| Front Turn Signal | 7444NA |
| Rear Taillight / Brake Light | 7443 |
| License Plate Light | 168 / 194 |
| Reverse / Backup Light | 921 |
Other Factory Specs for 2001 Toyota Tundra
Frequently Asked Questions
What size headlight bulb fits a 2001 Toyota Tundra?
The 2001 Toyota Tundra uses a Dual H4 / 9003 bulb for the low beam and a Dual H4 / 9003 bulb for the high beam.
Does a 2001 Toyota Tundra use separate low and high beam bulbs?
No — it uses a single dual-filament bulb (Dual H4 / 9003) for both low and high beams.
What fog light bulb fits a 2001 Toyota Tundra?
The 2001 Toyota Tundra uses a H11 bulb for the front fog lights.