2018 Audi A6 Bulb Size
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Bulbs Chart
2018 Audi A6 Headlight Bulb High Beam and Low Beam(with HID headlights) (D5S)
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Best Choice
POWERFUL LIGHT FROM XENON HID BULBS OFFER MAXIMUM SAFETY: Xenon HID (High Intensity Discharge) headlight bulbs offer twice as much light* for safer driving in all conditions while consuming 50% less power. The intense white light produced by the Xenon HID lamps is comparable to daylight. Studies have demonstrated that...
Philips D5S Standard Authentic Xenon
Xenon HID Conversion Kit
2018 Audi A6 Glove Box Light Bulb (2825)
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Premium Pick
SYLVANIA LED bulbs deliver a balanced combination of performance and value. Tuners and auto enthusiasts alike can replace their vehicle’s incandescent lights with a bright and long-lasting LED bulb for a unique and modern look simply and cost-effectively.Sylvania White Mini Bulb
Halogen Lights
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For Car Dome, Map Door, Courtesy, License Plate Lights
– Better beam pattern: each bulb has 5 pcs high power SMD led, color temperature: 6000K(xenon white), voltage: 12V – No polarity no flip: it is truly no polarity, can light on two sides, no need more modification or flip, plug and play, easy install within 5 minutes. Products with electrical plugsMarsauto LED Light Bulb 6000K Replacement Bulbs
LED Lights
2018 Audi A6 Interior Door Light Bulb (2825)
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Premium Pick
SYLVANIA LED bulbs deliver a balanced combination of performance and value. Tuners and auto enthusiasts alike can replace their vehicle’s incandescent lights with a bright and long-lasting LED bulb for a unique and modern look simply and cost-effectively.Sylvania White Mini Bulb
Halogen Lights
-
For Car Dome, Map Door, Courtesy, License Plate Lights
– Better beam pattern: each bulb has 5 pcs high power SMD led, color temperature: 6000K(xenon white), voltage: 12V – No polarity no flip: it is truly no polarity, can light on two sides, no need more modification or flip, plug and play, easy install within 5 minutes. Products with electrical plugsMarsauto LED Light Bulb 6000K Replacement Bulbs
LED Lights
2018 Audi A6 Headlights
![Aftermarket OEM Style Headlights for 2012-2018 Audi A6 [HID/NON AFS] (Passenger)](https://m.media-amazon.com/images/I/411Ifgi91pL._AC_QL90_UL90_.jpg?ezimgfmt=0)
2018 Audi A6 Tail Lights
![AmeriLite for 2012-2015 Audi A6 / S6 [Full LED] Sequential Turn Signal Ruby Red Tail Lights Assembly Set - Passenger and Driver Side](https://m.media-amazon.com/images/I/51r3AhFcvmL._AC_QL90_UL90_.jpg?ezimgfmt=0)
Audi A6 Bulb Size By Years
Finding the correct bulb sizes for a 2018 Audi A6 can feel tedious when service manuals disagree. This list is meant to remove that confusion by showing recommended bulb types and locations, with compact notes on fitment constraints and common trade-offs like brightness versus heat. Use it as a practical reference, not a substitute for physical validation at the vehicle.
Assumption: your A6 uses stock housings and OEM sockets unless noted otherwise. Follow the recommended sizes, check part numbers, and validate fit before installing extras that generate more heat. I compiled this from hands-on maintenance and parts checks to keep it useful and reliable.
Affiliate disclaimer: some links may earn a small commission at no extra cost to you. That income supports upkeep of the chart and does not influence the accuracy of the recommendations.
2018 Audi A6 specs
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Exterior
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