Used for: Headlight Bulb High Beam and Low Beam
Used for: Back Up Reverse Light Bulb
Used for: Brake Light Bulb
Used for: License Plate Light Bulb
Used for: Side Marker Light Bulb Front, Side Marker Light Bulb Rear
Used for: Stepwell Light Bulb
Used for: Stepwell Light Bulb
Used for: Turn Signal Light Bulb Front, Turn Signal Light Bulb Rear
This page helps you verify the bulb sizes for the 2010 Audi S6 by lighting position, so you can shop with more confidence and replace the correct lamp the first time. Because exterior and interior lighting can vary by market, body style, and package, it is always smart to match the bulb to the exact location on the car.
For the 2010 Audi S6, the listed bulb chart includes common service points such as the headlight low and high beam, daytime running lights, turn signals, brake lights, reverse lights, license plate lights, side markers, tail lights, the center high mount stop light, and stepwell lights. Use the position on the page to narrow down the correct fit before ordering replacements.
Fitment can differ between trim levels, lighting packages, and regional specifications, so the same 2010 Audi S6 may not use identical bulbs in every market or body style. Some positions are LED-based from the factory, while others use replaceable halogen-style bulbs, and aftermarket LED conversions may require different parts or additional compatibility checks. If you are unsure, compare the installed bulb and connector before buying, especially for items like the D2S headlight bulbs, 7507 turn signal bulbs, 921 reverse bulbs, 2825 or 98 stepwell bulbs, 6418 license plate bulbs, 1156A brake bulbs, and 2827 side marker bulbs.
The listed headlight bulb type for both high beam and low beam is D2S. Always confirm the installed setup, since lighting equipment can vary by market or package.
The front turn signal bulb is listed as 7507. Check both sides if you are replacing a pair, since one side may fail before the other.
The rear turn signal bulb is also listed as 7507 on this page. Verify the socket and bulb shape before ordering, especially if the car has been modified.
The back up reverse light bulb is listed as 921. This is a common service bulb, but you should still confirm the installed bulb if the vehicle has non-stock lighting.
The brake light bulb is listed as 1156A. If you are replacing brake bulbs in pairs, it is usually best to change both sides together for even brightness.
Both the front and rear side marker bulbs are listed as 2827. If one side has failed, inspect the other side as well because they often age at a similar rate.
The license plate light bulb is listed as 6418. This is a useful bulb to replace when the plate area looks dim or one side is out.
Yes, the chart shows LED for the center high mount stop light, tail light bulb, and daytime running light bulb. That means those positions may not use a simple replaceable halogen bulb in the same way as other locations.
The stepwell light bulb is listed as 2825, 98. That indicates the page includes more than one listed option for that position, so you should match the installed bulb and socket before purchasing.
Trim, lighting package, market, and body style can all affect bulb fitment. A sedan in one region may not match a car with a different lighting package in another region.
Yes. Checking the installed bulb is one of the best ways to avoid a mismatch, especially on a vehicle like the 2010 Audi S6 where some lighting positions may differ by configuration.
You can often use aftermarket LED replacements in some positions, but fitment, polarity, error messages, and beam pattern can be issues. For headlights and other critical lighting, make sure the conversion is compatible with the car and local regulations.
