Audi A6 2011 Bulb Size
Bulb size chart
This 2011 Audi A6 bulb size guide is designed to help you verify the correct bulbs by lighting position, so you can match the right part before you buy. Because Audi used different lighting setups depending on trim, market, and body style, checking the bulb location is the safest way to confirm fitment.
Use this page as a quick reference for exterior and interior bulbs on the 2011 Audi A6, including headlights, tail lights, turn signals, reverse lights, license plate lights, dome lights, and more. It is especially helpful when comparing halogen and HID-equipped cars, since some positions use different bulb types depending on the headlight package.
Fitment on the 2011 Audi A6 can vary with trim level, lighting package, and whether the car has halogen or HID headlights, so always compare the bulb position on the vehicle with the chart before ordering. Aftermarket LED conversions can also change the required bulb type, beam pattern, or error-canceling needs, especially for exterior lighting. If you are replacing a bulb that has already failed, it is a good idea to remove the installed bulb and confirm the base and marking before purchase, since some sockets may look similar but use different specifications.
FAQ
What bulbs does the 2011 Audi A6 use for the low beam headlights?
The 2011 Audi A6 uses D3S bulbs for the high beam and low beam headlight setup on HID-equipped models. Always confirm that your car has the HID headlight package before ordering.
What is the high beam bulb for a 2011 Audi A6 with halogen headlights?
For halogen headlight models, the high beam bulb is H15. The same H15 bulb is also listed for the daytime running light on halogen-equipped cars.
What bulb size is used for the daytime running lights?
The daytime running light bulb is H15 on halogen headlight models and 7506 on HID headlight models. The correct bulb depends on which lighting package your A6 has.
What bulb fits the front fog lights on a 2011 Audi A6?
The front fog light bulb is listed as H11 LED or H16 LED, depending on the setup. Check the existing bulb and housing before buying, since fog light configurations can vary.
What bulb does the rear turn signal use?
The rear turn signal light bulb is 7507. This is one of the most useful bulbs to verify by position when replacing rear exterior lighting.
What bulb is used for the reverse lights?
The back up reverse light bulb is 921. If your reverse light is dim or out, this is the bulb to check first.
What size is the license plate light bulb on the 2011 Audi A6?
The license plate light bulb is 6418. This same bulb family is also used for some interior courtesy-related positions on this model.
Are the interior dome and map lights the same bulb?
Yes, both the dome light bulb and map light bulb are listed as 64111 on the 2011 Audi A6. That makes it easier to replace both interior overhead lights with the same part number.
What bulb fits the glove box, trunk, and stepwell lights?
The glove box light, trunk or cargo area light, and stepwell light all use 2825 or 98 bulbs. These small interior bulbs are commonly shared across multiple cabin locations.
What bulb size is used for the interior door lights and courtesy lights?
The interior door light bulb is 2821. Courtesy light positions may use 2821, 2825/98, or 6418 depending on the exact location and option package, so it is important to match the bulb to the specific lamp.
What bulb does the front side marker use?
The front side marker light bulb is 2827. If one side is out, it is usually best to replace both sides together for consistent color and brightness.
What bulb is used for the brake light and center high mount stop light?
The brake light bulb is 1156A, and the center high mount stop light uses an LED bulb. Because the stop lamp design may differ by trim or market, confirm the installed bulb before purchasing replacements.
Can the parking light bulb change on the 2011 Audi A6?
Yes. The parking light bulb is 2825 or 98 on halogen headlight models, while HID headlight models use 3457A for the parking light. This is a common place where headlight package differences matter.
How can I make sure I buy the right bulb for my Audi A6?
Start by identifying the exact lighting position, then compare your car’s headlight package and trim to the bulb chart. If possible, remove the old bulb and check the number printed on the base, because trim and market differences can affect fitment on the 2011 Audi A6.