2003 Toyota 4Runner Bulb sizes
- High beam
- 9005
- Reverse
- 921
- Brake
- 7443R
Catalog dataManufacturer figures stored on configuration rows
Headlights and fog
| Position | Bulb |
|---|
| Headlight Bulb High Beam | 9005 |
| Daytime Running Light Bulb | 4157NA |
| Turn Signal Light Bulb Front(with daytime running lights) | 4157NA |
| Turn Signal Light Bulb Front(without daytime running lights) | 7440A |
Turn, brake, and reverse
| Position | Bulb |
|---|
| Back Up Reverse Light Bulb | 921 |
| Brake Light Bulb | 7443R |
| Center High Mount Stop Light Bulb | 921 |
| Tail Light Bulb | 7443R |
| Turn Signal Light Bulb Rear | 7440A |
Exterior marker
| Position | Bulb |
|---|
| License Plate Light Bulb | 168 / 917 |
| Parking Light Bulb | 168 / 917 |
| Side Marker Light Bulb Front | 168NA |
| Side Marker Light Bulb Rear | 7443A |
| Stepwell Light Bulb | 194 / 7441 |
Interior
| Position | Bulb |
|---|
| Courtesy Light Bulb(Compare to original - Option 1) | 194 / 7441 |
| Courtesy Light Bulb(Compare to original - Option 2) | DE3021 |
| Dome Light Bulb | DE3175 |
| Glove Box Light Bulb | 37 |
| Interior Door Light Bulb | 194 / 7441 |
| Map Light Bulb | 168 / 917 |
| Trunk or Cargo Area Light | DE3175 |
| Turn Signal Indicator Light Bulb | 2721 |
| Vanity Mirror Light Bulb | DE3021 |
Catalog headlight listings with YMM fitment
- Carquest Premium · Carquest Automatic Headlight Sensor, CAA1306 · CAA1306
- Dorman · Dorman Electrical Sockets - 2-Wire Halogen High Beam Headlight 9005 Bulb, 85812 · 85812
- Dorman · Dorman Electrical Sockets - 2-Wire Halogen Low Beam Headlight 9006 Bulb, 85813 · 85813
- Dorman · Dorman Head Lamp Assembly, 1592017 · 1592017
Catalog fitment does not by itself prove OEM-equivalent compatibility.