420857177B Audi FOAM

This foam generally acts as a sound deadener and a vibration damper. It’s not a solid, structural part, more like a filler or cushioning material. Sometimes it’s used for thermal insulation too, keeping heat or cold from getting into the cabin. You’ll find it in door panels, under the carpet, in the hood, and in other spots where noise or vibration travels easily. It can also act like a shield against moisture in some areas. Think of it as a comfort and refinement component. It doesn't make the car go, but it makes the ride much nicer. It’s positioned strategically to absorb energy that would otherwise turn into rattles, road noise, or heat. It fills gaps and prevents things from rubbing together, which is where a lot of those annoying sounds come from. Honestly, you’ll notice if this stuff is missing or deteriorated. You'll start hearing more road noise, feeling more vibrations through the floor, maybe even notice the inside getting hotter or colder. It’s not something that will leave you stranded, but it really affects the overall comfort and quality of the driving experience. It keeps things feeling solid and well – built. You can often find different types for specific areas – a thicker foam for under the carpet, a thinner one for inside door panels. We’ve got a pretty good selection at Fixparts Online if you want to take a look at what’s available for your vehicle. Guaranteed quality: Foam (MPN 420857177B) includes a 12-month warranty!

About Audi

Audi is a premium automotive brand from Germany known for its innovative technology and sophisticated design. Based in Germany, Audi continues to set industry standards for performance and luxury.

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. Performance you can rely on – Audi parts from FixParts Online.