XTRONSCustom fit
QLA23A4NL
- Screen
- 12.3"
- OS
- Android 13
- CarPlay
- Yes
- Android Auto
- Yes
- RAM/ROM
- 4GB RAM / 64GB ROM
- Price
- ~$643.99
Double DIN Head Units That Fit the 2000–2020 Audi A4
Upgrading the stereo in a Audi A4 doesn't mean settling for a generic radio in a plastic frame. The units below are custom-fit designs: the display and surround are shaped for the A4 dash opening, so the finished install looks like it left the factory that way.
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2016–2020 Audi A4
2008–2016 Audi A4
WitsonCustom fit
Linux System 10.25''/12.3'' Screen For AUDI A4/A5 2008-2016 Right Hand Driver
- Screen
- 12.3"
- OS
- Linux
- CarPlay
- —
- Android Auto
- —
2002–2008 Audi A4
WitsonCustom fit
10.88" Screen with Mobile Holder For Audi A4 B6 B7 S4 RS4 8E 8H Seat Exeo 2002-2008 Multimedia Stereo GPS CarPlay Player
- Screen
- 10.88"
- OS
- Android 15
- CarPlay
- Yes
- Android Auto
- —
WitsonCustom fit
7" Screen OEM Style For Audi A4 B6 B7 S4 RS4 8E 8H Seat Exeo Car Multimedia Stereo GPS CarPlay Player
- Screen
- 7"
- CarPlay
- Yes
- Android Auto
- —
2000–2008 Audi A4
XTRONSCustom fit
Audi / Seat | Android OS | Octa Core | 64GB ROM | 8-inch IPS Screen | CarPlay & Android Auto | IDS80A4AL
- Screen
- 8"
- OS
- Android
- CarPlay
- Yes
- Android Auto
- Yes
- RAM/ROM
- 2GB RAM / 64GB ROM
- Price
- ~$229.49
XTRONSCustom fit
IQ84A4AP
- Screen
- 8"
- OS
- Android 14
- CarPlay
- Yes
- Android Auto
- Yes
- RAM/ROM
- 8GB RAM / 256GB ROM
- Price
- ~$450.49
Listed for multiple A4 years
These units are sold for the A4 without an explicit year range — open the manufacturer page and confirm your model year before ordering.
XTRONSCustom fit
Audi A4 / A5 14.9″ Android Car Stereo Radio
- Screen
- 14.9"
- OS
- Android 13
- CarPlay
- Yes
- Android Auto
- Yes
- RAM/ROM
- 4GB DDR4 RAM / 64GB Solid State ROM
- Price
- ~$802.99
What else you need for the install
Custom-fit units need less supporting hardware than universal ones, but a few parts are still worth checking before install day:
- Wiring harness / power cableShop on Amazon
Most custom-fit units ship with a plug-in harness for this vehicle — check the listing; a spare harness saves an install day if yours differs by trim.
- Radio antenna adapterShop on Amazon
Connects the factory Audi antenna plug to the standard motorola jack most aftermarket units use.
- Steering wheel control interfaceShop on Amazon
Many custom-fit units retain steering wheel controls via a bundled CAN-bus box — verify before buying a separate interface.
- Backup cameraShop on Amazon
Nearly every unit here has a rear camera input — adding a camera during the install costs little extra effort.
Audi A4 head unit FAQ
Will a double DIN head unit fit my Audi A4?
Yes. The units listed on this page are custom-fit designs made for the Audi A4 (2000–2020 model years): the screen and surround are shaped for the A4 dash, so no generic dash kit is needed.
Do I need a dash kit for a Audi A4 stereo upgrade?
Usually not. Custom-fit units for the A4 include a fascia shaped for the factory opening. You'd only need a dash kit if you instead installed a generic double DIN unit.
Will I keep my steering wheel controls in the A4?
Most custom-fit Android units for the A4 ship with (or support) a CAN-bus decoder that retains steering wheel controls. Confirm the listing mentions your model year before ordering.
What screen sizes are available for the Audi A4?
Units listed for the Audi A4 come with 7", 8", 10.88", 12.3", 14.9" displays. Larger screens on custom-fit units are shaped to the dash, so a bigger display doesn't necessarily mean cutting or trimming.
Can I install a head unit in the A4 myself?
A A4 head unit swap is a common DIY job: trim removal tools, a screwdriver set, and 1–2 hours are typically enough. The wiring is plug-in when you use the right harness (bundled with most custom-fit units). If you're not comfortable removing dash trim, any car audio shop can do the physical install for a modest fee.