Audi A4 Bulb Size Guide | Exterior & Interior Lights


What is the correct light bulb size for Audi A4? It is a popular question as Audi A4 lamps tend to fade out and dim off over time due to the limited life span.

Our comprehensive chart will guide you through Audi A4 light bulb sizes for all interior and exterior lamp types like headlights, fog lights, turn signals, brake lights, tail lights, license plate, dome lights, trunk lights and many more.

You will learn how to upgrade Audi A4 with LED lights or install HID headlight conversion instead of spending countless hours trying to figure out the needed light bulb size.


1996 - 2022 Audi A4 Light Bulb Chart

1996 - 2001 2002 2003 - 2006 2007 - 2016 2017 2018 - 2019 2020 2021 - 2022
High Beam - - H7, H9 - LED - H16 LED, H8 LED D5S
High and Low Beam - - - D3S D5S D5S, LED - -
Low Beam D2S D1S D1S, D2S, H7 - LED - - D5S
Back Up 7506 7506 7506 921 LED LED - -
Brake 7528 7528 7225 LED LED LED P21W -
Center Stop 2723 LED LED LED LED LED - -
Cornering Light - - - - LED LED - H8 LED
Courtesy 2825, 6418, 98 2825, 98 2825, 6418, 98 2825, 98 - - - -
DRL - 2825, 98 7506 LED LED LED - -
Dome Light 6411, 6428 6411, 6428 6411, 6428 6411, 6428 LED LED - -
Engine 6411, 6428 6411, 6428 6411, 6428 6411, 6428 - - - -
Fog Light H1 H11 LED, H16 LED H11 LED, H16 LED H11 LED, H16 LED - - - -
Fog Light Rear - - - - - - H21W -
Glove Box 6418 2825, 98 2825, 98 2825, 98 2821 2821 - -
Interior Door 2825, 98 2825, 98 2825, 98 2825, 98 LED LED - -
License Plate 6418 6418 6418 LED LED LED - -
Map Light 64111 64111 64111 2825, 98 LED LED - -
Parking 64132 2825, 98 3457A LED LED LED - -
Side Marker Front 3457A 3457A 3457A LED LED LED - -
Side Marker Rear 2825, 98 7528 5007 LED LED LED - -
Stepwell 2825, 98 2825, 98 2825, 98 LED LED LED - -
Tail Light 7528 7528 7225 LED LED LED 921, P21W -
Trunk Area 6418 6418 2825, 98 2825, 98 LED LED - -
Turn Signal 2827, 3457A 2827, 3457A 2827, 3457A 64132 64132, LED 64132, LED - 12174NA
Turn Signal Rear 7506 7507 7507 LED LED LED PY21W -
Vanity Mirror 6418 6418 6418 6418 LED LED - -

1996 - 2022 Audi A4 Light Bulb Chart


1996 - 2001
2002
2003 - 2006
2007 - 2016
2017
2018 - 2019
2020
2021 - 2022

High Beam

-
-
H7, H9
-
LED
-
D5S

High and Low Beam

-
-
-
D3S
D5S
D5S, LED
-
-

Low Beam

D2S
D1S
D1S, D2S, H7
-
LED
-
-
D5S

Back Up

Center Stop

Cornering Light

-
-
-
-
LED
LED
-

Courtesy

2825, 98
2825, 98
-
-
-
-

DRL

-
2825, 98
LED
LED
LED
-
-

Dome Light

Engine

Fog Light Rear

-
-
-
-
-
-
-

Glove Box

Interior Door

License Plate

Map Light

Parking

Side Marker Front

Side Marker Rear

Stepwell

Tail Light

Trunk Area

Turn Signal Rear

Vanity Mirror

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