Used for: Headlight Bulb Low Beam
Used for: Back Up Reverse Light Bulb, Center High Mount Stop Light Bulb
Used for: Brake Light Bulb
Used for: License Plate Light Bulb, Stepwell Light Bulb, Glove Box Light Bulb
Used for: Parking Light Bulb, Map Light Bulb
Used for: Side Marker Light Bulb Front, Turn Signal Light Bulb Front
Used for: Turn Signal Light Bulb Rear
Used for: Courtesy Light Bulb(Compare to original - Option 1), Dome Light Bulb, Trunk or Cargo Area Light, Vanity Mirror Light Bulb
Used for: Courtesy Light Bulb(Compare to original - Option 1), Dome Light Bulb, Trunk or Cargo Area Light, Vanity Mirror Light Bulb
Used for: Courtesy Light Bulb(Compare to original - Option 2), Reading Light Bulb Rear
This 2003 BMW M5 bulb size guide is designed to help you verify the correct bulb by lighting position, so you can replace only the lamp you need with confidence. Because the M5 uses different bulb types across the exterior and interior, checking the exact location matters before you buy.
Use this page as a quick reference for common fitment points on the 2003 BMW M5, including headlights, parking lights, turn signals, brake lights, license plate lights, and cabin bulbs. It is especially useful when you want to match the original bulb style and avoid ordering the wrong size.
Fitment can vary by trim, lighting package, market, and body style, so always compare the bulb in your car with the listing before purchasing. Some positions may use halogen bulbs while others use LED or xenon-related components, and aftermarket LED conversions may require different parts or may not fit the factory housing correctly. For the best results, check the installed bulb number, inspect the connector and base style, and confirm whether your replacement is meant to match original equipment or convert to a different lighting type. If the car has been modified, the bulb currently installed may not be the same as the factory specification.
The low beam headlight bulb listed for the 2003 BMW M5 is D2S.
The rear turn signal light bulb is 7507.
Both the front turn signal light and front side marker light use 3457A.
The brake light bulb listed for this model is 7506R.
The center high mount stop light bulb is 7506.
The back up reverse light bulb listed for the 2003 BMW M5 is 7506.
Yes. The bulb chart lists the tail light bulb and the rear side marker light bulb as LED.
The license plate light bulb is 6418.
The glove box light bulb is 6418.
Several interior positions use 6411 or 6428, including the dome light, trunk or cargo area light, vanity mirror light, and one courtesy light listing. Another courtesy light listing uses 64111, so check the exact position before ordering.
The rear reading light bulb is 64111.
Both the parking light bulb and the map light bulb are listed as 64113.
