4E0937121 Audi BOX

This box—and we’re talking about the electrical one—mostly houses and protects connections. Think of it as a central hub where a bunch of wires come together. It distributes power to different circuits, often for things like headlights, turn signals, or even your radio. It’s got fuses inside, which are little safety valves, and sometimes relays which act like remote control switches for bigger electrical loads. It manages the flow, basically. It’s part of your car’s electrical system, naturally. Usually, you’ll find it under the hood, or sometimes inside the cabin, tucked away somewhere. It's connected to the battery and everything it powers. It’s not something you directly see operating, but everything it controls is pretty obvious when it’s working right—or when it’s not. It's a critical component in keeping all your electrical accessories functioning. It’s important because if this box fails, you'll notice if things start failing. Lights might flicker, your radio could cut out, or even worse, things might just stop working completely. It's the brain center for a lot of vital functions. A failing box can also cause shorts or other electrical problems, which is something you really want to avoid. We carry a good range of these over at Fixparts Online, and getting a new one if yours is suspect can save you a lot of headache down the road. It's a relatively small part that has a big impact on how your vehicle runs. Customer-approved reliability: Box (MPN 4E0937121) includes a 12-month warranty!

About Audi

Audi is a leading German automaker celebrated for crafting high-performance, luxury vehicles that combine advanced technology, elegant design, and exceptional driving experiences.

Why Choose Audi?

• Audi parts are specifically designed for your vehicle, ensuring a perfect fit and optimal performance. • Using genuine Audi parts helps maintain your car’s value and original quality. • Audi parts are rigorously tested to meet high safety and durability standards, giving you peace of mind. • We offer a wide selection of parts and accessories, so you can find exactly what you need to keep your Audi running smoothly. Drive with confidence – choose Audi parts at FixParts Online.