14 Years Available
Audi A3 Light Bulb Sizes
Complete bulb size reference for the Audi A3 from 2006 to 2020. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
The Audi a3 changed low beam specifications across model years — 2009–2013: H7; 2017–2019: D5S; 2006–2008: D2S; 2015–2016: D3S. Make sure to select your exact year below to get the right bulb size.
Year Range
2006 – 2020
14 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status / Shop |
|---|---|---|---|
| High Beam | H7(2006–2013) D5S(2017–2019) D3S(2015–2016) H11(2020–2020) | 14 years | Changed |
| Tail Light | 921(2015–2020) | 3 years | Consistent |
| Turn Signal Rear | 12496(2009–2012) 7506(2006–2008) 5008(2015–2016) 921(2020–2020) 7507(2013–2013) | 11 years | Changed |
| Low Beam | H7(2009–2013) D5S(2017–2019) D2S(2006–2008) D3S(2015–2016) | 13 years | Changed |
| Fog Light | H11(2009–2019) H7(2006–2008) 64136(2015–2016) | 13 years | Changed |
| Dome Light | 6411(2006–2012) 2825(2015–2019) | 12 years | Changed |
| Turn Signal Front | 12181NA(2015–2019) 12188NA(2009–2012) 2827(2006–2008) | 12 years | Changed |
| License Plate | 6418(2006–2012) 2825(2017–2019) | 10 years | Changed |
| Map Light | 47830(2006–2012) 2825(2017–2019) | 10 years | Changed |
| Trunk Light | 2825(2006–2019) W5W(2013–2013) | 13 years | Changed |
| Door Light | W5W(2015–2019) | 5 years | Consistent |
| Brake Light | BRAKE(2006–2016) | 9 years | Consistent |
| Parking Light | 2825(2006–2016) W5W(2013–2013) | 10 years | Changed |
| Reverse Light | 921(2006–2013) H6W(2015–2016) | 10 years | Changed |
| Daytime Running | H15(2015–2016) | 2 years | Consistent |
| Side Marker | W5W(2009–2013) 2827(2006–2008) | 8 years | Changed |
Common A3 Replacement Parts
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Frequently Asked Questions
We have bulb size data for the Audi A3 from 2006 to 2020, covering 14 model years. Select your year below for a complete position-by-position bulb chart.
Yes, the Audi A3 changed low beam bulb specifications across generations: 2009–2013: H7; 2017–2019: D5S; 2006–2008: D2S; 2015–2016: D3S. Make sure to check your exact year using the list below.
The Audi A3 uses a H7 bulb for the low beam (same bulb serves both high and low beam via dual filament), and a H11 for the fog lights. Select your year below for the exact fitment chart.
Yes. The Audi A3 uses a H7 low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.
Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.