2009 Audi A3 Bulb Size
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Bulbs Chart
2009 Audi A3 Headlight Bulb High Beam and Low 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
2009 Audi A3 Back Up Reverse Light Bulb (921)
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Best Choice
Replace your standard car lights with our robust Philips Vision LEDs that deliver dynamic lighting for your vehicle, both inside and out. The innovative design and unmatched performance of Philips Vision LEDs are available for brake and taillights, backup lights, dome lights, and license plate lights. These bulbs are coveredPhilips 12789LPB2 Bright White Vision
Halogen Lights
2009 Audi A3 Parking Light Bulb(with halogen headlights) (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
2009 Audi A3 Daytime Running Light Bulb(with halogen headlights) (5201)
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Premium Quality
Introducing the Auxbeam 5201/5202/9009 LED Fog Light Bulbs, the perfect solution for upgrading your vehicle's fog lights. With their 6500K Xenon White color, these bulbs not only provide a stylish look but also offer enhanced visibility on the road. Featuring advanced 3030-16SMD chipsets, these bulbs deliver high power LED illumination...Auxbeam 5201/5202/9009 LED Fog Light Bulbs, 6500K Xenon White
LED Lights
2009 Audi A3 Side Marker Light Bulb Front(with halogen headlights) (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
2009 Audi A3 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
2009 Audi A3 Trunk or Cargo Area Light (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
2009 Audi A3 Headlights
2009 Audi A3 Tail Lights
Audi A3 Bulb Size By Years
Misconception: one bulb size fits every socket on a 2009 Audi A3. It seems true because many bulbs look similar and aftermarket catalogs lump models together. Think of it as a tempting shortcut, a mental model that simplifies choices but can lead to mismatch.
What is true is the chart lists specific bulb types and locations for a 2009 Audi A3 so you can pick replacements or upgrades with confidence. The implication is less trial-and-error, fewer returns, and safer lighting performance. A useful rule of thumb is to cross-check the chart with your owner's manual or the bulb base markings.
Quick tests: remove the bulb to confirm the code, compare part numbers, or measure the base if unsure. Quick recap—this chart helps you match sizes; some links are affiliate, and I may earn a small commission at no extra cost to you.
2009 Audi A3 specs
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