2021 Audi A6 Bulb Size
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Bulbs Chart
2021 Audi A6 Fog Light Bulb Front (H11)
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Editor's Choice
True 1:1 Size: Extreme 1:1 design of Cougar Motor's new generation plug-in led bulb is comparable to the original bulb, without additional wiring harness and drive. To ensure a smooth installation, there is no need to worry about modifying the fixed lamp housing, easy upgrade and replace the halogen bulbs
Cougar Motor LED
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#1 Bestseller
600% Brighter: These LED bulbs use double-sided LED chips. 6000K xenon white provides a clear vision for night driving, earlier detecting obstacles ahead, maximizing the driver's reaction time Safer Light Pattern: 0.04-inch ultra-thin board design improves light concentration, no shadows or glare, without blinding other drivers to ensure absolute safety for you and oncomingSealight L2 Series
LED Lights
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Premium Pick
Cold pressed aluminum and poly blended bases reduce the vibration of the bulb by over 30% while pulling heat away from the filament and globe. Thus giving the user more performance and reducing the likely hood of premature burn out due to excessive vibration. Direct replacements for your vehicle's stock bulbs.PIAA 15211 H11 Xtreme White Plus
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Premium Pick
Xtreme White Hybrid bulbs are worth it if you want the lightest possible. They're brighter and provide better contrast versus stock, allowing drivers to see farther with greater safety on dark roads or high traffic areas like city streets at night time - because these lights don't have any filters...PIAA 15211 H11 Xtreme White Plus
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Perfect for Off-Roading
Illuminate your path with the Xtreme Yellow Car Light Bulbs, designed to deliver unmatched visibility in challenging weather conditions. Perfect for all vehicles that require a [bulb type], these bulbs are the go-to choice for drivers seeking enhanced safety and performance. These high-performance bulbs produce a crisp yellow light with a...HELLA H11 YL Twin Blister Xtreme Yellow Bulb
Halogen Lights
2021 Audi A6 Headlight Bulb High Beam (D3S)
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Best Choice, D3C
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 D3S Standard Authentic Xenon HID
Xenon HID Conversion Kit
2021 Audi A6 Headlight Bulb Low Beam (H7)
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Best Choice, D3C
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 D3S Standard Authentic Xenon HID
Xenon HID Conversion Kit
2021 Audi A6 Headlight Bulb Low Beam (H7)
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Best Choice for 2021 Audi A6
- Cobalt blue coating provides optimal light transmission and color; - Crisp, white light with the look, feel, and attitude of high-intensity discharge. - These bulbs are DOT-compliant and 100 percent street legal. Whiter light for added clarity gives you brighter headlights, for more downroad.SYLVANIA H7 SilverStar Ultra
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Premium Pick
Excellent for nighttime drivers - get up to 100% more vision on the road compared to standard minimum legal requirements in low beam headlamp test results. Original equipment quality seal Maximum light output and ultimate performancePhilips H7 X-tremeVision Up
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Best Value
Made from high-quality quartz glass and alloy filaments. The Xtreme White Hybrid bulbs are constructed for long-lasting performance. The alloy filaments are far better at dispersing heat than regular metals. Meaning these bulbs will perform at a higher output for longer amounts of time. Direct replacements for your vehicle's stock bulbs.PIAA Xtreme White Plus High Performance
Halogen Lights
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Best Overall
- Genuine Morimoto Elite HID System - Heavy Duty Double Relay Harness - Pair of High-Quality Morimoto BulbsMorimoto Elite HID Kit System
Xenon HID Conversion Kit
2021 Audi A6 Headlights
![ACANII - For [HID/Xenon w/o AFS Model] 2012-2015 Audi A6 S6 LED DRL Projector Headlight Headlamp Assembly Driver Side](https://m.media-amazon.com/images/I/51+pjU+EqWL._AC_QL90_UL90_.jpg?ezimgfmt=0)
2021 Audi A6 Tail Lights
![ACANII - For [Factory Non-LED Tail Light Model] 2005-2008 Audi A6 S6 C6 Black LED Tube Tail Lights Lamps Left+Right](https://m.media-amazon.com/images/I/51ogDU97INL._AC_QL90_UL90_.jpg?ezimgfmt=0)
![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
tl;dr: This bulb size chart lists correct lamp types for your 2021 Audi A6. Use it as a quick checklist when replacing headlights, fog lights, or interior bulbs to avoid mismatches and wasted time.
Recommendation: Start with the chart, confirm the socket and wattage, then buy one compatible bulb. I advise carrying a spare for the common front and brake lamps. This lifecycle approach reduces roadside hassle and keeps systems performing as intended.
Impact and risks: Correct bulbs restore visibility and maintain vehicle safety, while wrong bulbs can cause poor beam patterns or electrical issues. Next steps: consult the chart, compare part numbers, and follow the installation notes. Affiliate disclaimer: some links may earn me a small commission at no extra cost to you.
2021 Audi A6 specs
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Exterior
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