Audi A6 2018 Bulb Size
Bulb size chart
This 2018 Audi A6 bulb size guide is designed to help you verify the correct bulbs by lighting position, so you can match the right part to the right socket before you buy. Because the A6 could be equipped with different lighting packages, the exact bulb type may vary by trim, body style, and market.
On this page, you can check common exterior and interior bulb locations for the 2018 Audi A6, including headlights, turn signals, brake lights, license plate lights, dome lights, map lights, and more. Use the position-based chart to narrow down the fitment and avoid ordering the wrong replacement bulb.
Fitment on the 2018 Audi A6 can differ depending on trim package, factory lighting setup, and whether the car uses LED or HID headlights. Some bulbs are listed as LED, while others may use specific halogen-style or HID-related part numbers, so it is important to confirm the installed bulb before purchasing, especially if the car has been modified or converted with aftermarket lighting. If you are replacing a bulb after a failure, compare the old bulb’s base, shape, and connector style, and check both sides of the vehicle when possible. This is especially helpful for exterior lighting, where previous repairs or aftermarket conversions can change the original setup.
FAQ
What does this 2018 Audi A6 bulb page help me with?
It helps you identify bulb sizes by lighting position, so you can match the correct bulb to the correct location on the car before ordering replacements.
Are all 2018 Audi A6 bulb sizes the same?
No. The 2018 Audi A6 can use different bulbs depending on the lighting package, trim, body style, and market. Some positions are LED, while others may use different bulbs on HID-equipped cars.
Which headlight bulb type does the 2018 Audi A6 use?
It depends on the headlight setup. For models with LED headlights, the high beam and low beam are listed as LED. For models with HID headlights, the high beam and low beam are listed as D5S.
What front turn signal bulb fits a 2018 Audi A6 with LED headlights?
For A6 models with LED headlights, the front turn signal bulb is listed as LED.
What front turn signal bulb fits a 2018 Audi A6 with HID headlights?
For A6 models with HID headlights, the front turn signal bulb is listed as 64132.
What bulb is used for the glove box light on this A6?
The glove box light bulb is listed as 2825, 98.
What bulb is used for the interior door light on this A6?
The interior door light bulb is listed as 2825, 98.
Are the license plate lights on the 2018 Audi A6 LED?
Yes, the license plate light bulb is listed as LED on this page.
Do the dome, map, and trunk lights use LED bulbs?
Yes. The dome light, map light, and trunk or cargo area light are listed as LED.
Can trim level affect the bulb fitment on a 2018 Audi A6?
Yes. Trim and lighting package can change the bulb type, especially for exterior lighting and headlight systems.
Should I trust the bulb chart without checking my car?
Use the chart as a guide, but always verify the installed bulb on your vehicle before buying, especially if the car has been repaired, upgraded, or converted with aftermarket parts.
What should I check before replacing a bulb on my Audi A6?
Check the bulb location, headlight type, connector style, and whether the car uses LED, HID, or a standard bulb in that position. Comparing the old bulb to the listing is the safest way to confirm fitment.