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2013 Audi S4 Bulb Size

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Bulbs Chart

Headlight Bulb High Beam and Low Beam - D3S

Back Up Reverse Light Bulb - 921

Glove Box Light Bulb - 2825

Trunk or Cargo Area Light - 2825

Map Light Bulb - 2825

Interior Door Light Bulb - 2825

Courtesy Light Bulb - 2825


2013 Audi S4 Headlight Bulb High Beam and Low Beam (D3S)

    Xenon HID Conversion Kit

  •
    Best Choice

    Philips D3S Standard Authentic Xenon HID

    Xenon HID lights deliver better light but consume less power. This offers drivers enhanced visibility while allowing the vehicle to save electrical power for other functions. With twice the amount of light, you can see potential obstacles much sooner. At highway speeds, HID lights give you up to a full

See more D3S Xenon HID Conversion Kit

    LED Lights

  •
    Extremely Bright

    VehiCode D3S LED Headlight Conversion Kit - Xenon Replacement

    Looking for an LED conversion kit that will perfectly replace your OEM D3S D3R D3C Xenon bulb without changing any wiring? Look no further than the VehiCode D3S LED Headlight Conversion Kit. Each all-in-one LED conversion light lamp features mute fan cooling and CAN-bus error decoding, making installation a breeze.

See more D3S LED Lights

2013 Audi S4 Back Up Reverse Light Bulb (921)

    LED Lights

  •
    Best Choice

    Philips 12789LPB2 Bright White Vision

    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 covered

See more 921 LED Lights

2013 Audi S4 Glove Box Light Bulb (2825)

    LED Lights

  •
    Premium Pick

    Sylvania White Mini Bulb

    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. 
  • For Car Dome, Map Door, Courtesy, License Plate Lights

    Marsauto LED Light Bulb 6000K Replacement Bulbs

    – 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 plugs

See more 2825 LED Lights

2013 Audi S4 Trunk or Cargo Area Light (2825)

    LED Lights

  •
    Premium Pick

    Sylvania White Mini Bulb

    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. 
  • For Car Dome, Map Door, Courtesy, License Plate Lights

    Marsauto LED Light Bulb 6000K Replacement Bulbs

    – 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 plugs

See more 2825 LED Lights

2013 Audi S4 Map Light Bulb (2825)

    LED Lights

  •
    Premium Pick

    Sylvania White Mini Bulb

    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. 
  • For Car Dome, Map Door, Courtesy, License Plate Lights

    Marsauto LED Light Bulb 6000K Replacement Bulbs

    – 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 plugs

See more 2825 LED Lights

2013 Audi S4 Interior Door Light Bulb (2825)

    LED Lights

  •
    Premium Pick

    Sylvania White Mini Bulb

    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. 
  • For Car Dome, Map Door, Courtesy, License Plate Lights

    Marsauto LED Light Bulb 6000K Replacement Bulbs

    – 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 plugs

See more 2825 LED Lights

2013 Audi S4 Courtesy Light Bulb (2825)

    LED Lights

  •
    Premium Pick

    Sylvania White Mini Bulb

    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. 
  • For Car Dome, Map Door, Courtesy, License Plate Lights

    Marsauto LED Light Bulb 6000K Replacement Bulbs

    – 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 plugs

See more 2825 LED Lights

2013 Audi S4 Headlights

2013 Audi S4 Tail Lights

Audi S4 Bulb Size By Years

Misconception: bulb sizes for a 2013 Audi S4 are one-size-fits-all or easy to guess. It seems true because many cars share bulb types and online forums repeat shorthand, so swapping by feel often works. Think of it as a mental model that can save time but also lead to buying the wrong part. What is true: this list shows the exact bulb types and locations specific to the 2013 Audi S4, so you can match replacements without trial and error. The implication is fewer returns, safer lighting, and a smoother DIY job. A rule of thumb is to verify sockets before ordering, since trims and optional packages can change fit. Quick tests: compare the bulb code printed in your owner’s manual, check the socket shape under the hood, and hold the new bulb up to the old one. Quick recap: the chart aims to make it easy and accurate. Affiliate disclaimer: some links here are affiliate links, which earn a small commission at no extra cost to you.

2013 Audi S4 specs
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