Audi A4 (B8) Lighting Guides
Customizing your Audi A4 (B8)'s lighting is an easy process with our library of how to articles. We'll tell you what you need to know in order to upgrade to HIDs, repair broken housings, improve your fog lights, and how to black out (ore red out) your tail lights.
How to Replace Interior Lights with LEDs
Brighten up your Audi's interior, literally!
Why are My Headlights Dim?
There are simple ways to diagnose and repair a loss of light intensity in headlamps.
Why Aren't the Adaptive Headlights Working?
Have your adaptive headlights stopped adapting? Find out why and figure out how to fix them.
Why Won't My Interior Lights Turn On/Off?
Interior lights that won't turn on or off can be a sign of a small issue or a much larger (and expensive) problem. Here are a few reasons why your interior lights might not be working properly.
Why Aren't My License Plate Lights Working?
License plate lights that fail to illuminate don't just look bad. In some cases, it could cost you an expensive ticket or a failed inspection.
How to Replace Fog Lights
Not happy with the color or performance of your fog lights? Read this to learn how to update them.
How to Replace Parking Lights
Read this and learn how to replace that burned out parking light.
How to Replace Brake Lights
Brake lights are some of the most important lights on your Audi A4. Don't wait to fix them.
How to Replace Headlight Bulbs
Read this and replace that bad headlight bulb right away.