2013 Audi S4 Bulb Size Chart

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Headlight Bulb High Beam and Low Beam - D3S

Back Up Reverse Light Bulb - 921

Vanity Mirror Light Bulb - 6418

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 High and Low Beam bulb size - D3S

    Xenon HID Conversion Kit

  • Made in Germany

    OSRAM XENARC D3S HID Xenon Headlight bulbs 66340

     Extremely Long Life with precise light distribution & consistent performance - can efficiently work for 4000 hours.  All HID lights discolor to get whiter/bluer over usage & dim down. When comparing this NEW bulb against your OLD bulb, the NEW bulb may look warmer in color, which is normal. Replacing...

  • 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...

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    LED Lights

  • Premium Pick

    LASFIT D3S Bulb (LED)

    Please note before purchasing:

    1. These bulbs can only replace factory D1S D1R D3S D3R HID bulbs.

    2. Not plug-and-play installation. This product includes two adapter wires, you can use that to splice into the factory wires.

    3. Please NEVER install D3S D3R led bulbs to D1S D1R ballasts, and NEVER install D1S...

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2013 Audi S4 Back Up bulb size - 921

    LED Lights

  • Extremely Bright

    LASFIT 921 912 LED Bulb

    • 300% Brighter - 921 led bulb has 3030 SMD LED chips. You can see farther and clearer when reversing at night.
    • Easy Installation - 1:1 design with halogens, non-polarity, play, and plug. 921 led bulb reverse light is fit for 921,912, T15, 906, 904, 902, 922, W16W. Upgrade replacement for reverse...
  • Premium Pick

    Philips Automotive Lighting 921WLED Ultinon LED (White)

    You want bright, stylish lighting for your car but you don’t want to keep replacing burned-out bulbs. Philips Ultinon LED lights to give you high-powered, automotive-grade LEDs, with a lifetime of up to 8 years. With conventional bulbs, the more powerful the light, the shorter its lifespan. Philips Ultinon LEDs...

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2013 Audi S4 Vanity Mirror bulb size - 6418

    LED Lights

  • Trustworthy Manufacturer

    Philips 6418 Ultinon LED Bulb

    If you are looking to upgrade your style without buying a new car, replacing your interior and exterior lighting with Philips Ultinon LEDs is a smart way to spend your money. Philips Ultinon LED lights are a direct replacement for conventional bulbs. They’re easy to install and available for a...

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2013 Audi S4 Glove Box bulb size - 2825

    LED Lights

  • 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...

  • See More 2825 LED Lights

2013 Audi S4 Trunk Area bulb size - 2825

    LED Lights

  • 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...

  • See More 2825 LED Lights

2013 Audi S4 Map Light bulb size - 2825

    LED Lights

  • 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...

  • See More 2825 LED Lights

2013 Audi S4 Interior Door bulb size - 2825

    LED Lights

  • 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...

  • See More 2825 LED Lights

2013 Audi S4 Courtesy bulb size - 2825

    LED Lights

  • 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...

  • See More 2825 LED Lights

If you need a replacement bulb for virtually any area of the vehicle, explore the specialized list to obtain the fitting 2013 Audi S4 bulb size. Manufacturing facility headlights give out a dim light after a while, and also the actual endurance depends on the technological innovation utilized and the standard of the bulbs. It is actually a right time to consider transitioning to a more advanced lighting option. Our 2013 Audi S4 bulb chart aids identify the proper bulb for almost any socket of your own automobile, be it headlights, fog lights, stop lights, brake lights, turn signals, and many others.

We strongly recommend replacing the used factory lighting fixtures with top-notch LED brethren since they boast a longer lifespan, increased illumination, plus a broader selection of shades. On the other hand, aftermarket HID headlight packages are also much more unique alternative making your vehicle stay ahead of the average vehicles on the road by emphasizing the amazing traits from the car's front side.

Remember that cars of the same year are sold in several trims, and little distinctions may appear in bulb types for a similar place. To help make your daily life a little bit less difficult, we have carefully picked the bulbs precisely fitting 2013 Audi S4 and the most efficient possibilities with regards to high quality, popularity, cost, and life-time.

Audi S4 Bulb Chart By Years