1003 Bulb Replacement Guide
What cars use 1003 bulbs?
Use the form below to see whether this bulb appears in fitment data for a specific vehicle.
Replacement options
CEC Industries 1003 Halogen Light Bulb
Product specifications (main)
| Size | 1003 |
|---|---|
| Type | Halogen |
| Wattage | 12 |
| Voltage | 12 |
| Manufacturer Part Number | B00JNFBNCC |
| Road Legal | Yes |
Product specifications (additional)
| Requires Modifications To Install | No |
|---|
Features
| CANBUS-free | No |
|---|---|
| Requires Ballast | No |
| Universal Fitment | Yes |
| Plug and Play | Yes |
Price
PA LED Purple 1003 Automotive Bulb
Product specifications (main)
| Size | 1003 |
|---|---|
| Type | LED |
| Wattage | 2 |
| Voltage | 10-18 |
| Color Temperature | Purple |
| Manufacturer Part Number | B076JC3VDK |
| Road Legal | Yes |
Product specifications (additional)
| Light output | 350 |
|---|---|
| Bulb length | 1.6 |
| Requires Modifications To Install | – |
Features
| CANBUS-free | No |
|---|---|
| Requires Ballast | – |
| Universal Fitment | – |
| Plug and Play | – |
Price
Useful info about 1003
1003 Light Bulb Replacement Guide
1003 is a small 12V automotive bulb code commonly used for interior and auxiliary lights (for example: trunk/cargo, dome, and some reverse/backup applications depending on the vehicle).
Below you can check whether 1003 appears in fitment data for a specific vehicle, compare replacement options, and see cross references when available.

