Audi A4 allroad Bulb Size Guide | Exterior & Interior Lights

What is the correct light bulb size for Audi A4 allroad? It is a popular question as Audi A4 allroad 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 allroad 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 allroad with LED lights or install HID headlight conversion instead of spending countless hours trying to figure out the needed light bulb size.