Why is my Audi A4 making a rattling noise?

I have noticed a rattling noise coming from my Audi A4 when I accelerate. It seems to go away when I reach higher speeds, but returns when I slow down. What could be causing this and how can I fix it?

It's possible that the noise is coming from a loose heat shield, which can be easily fixed by tightening or replacing the screws. However, if the noise persists, it's best to have a professional diagnose and fix the issue.

Have you checked your engine oil levels recently? Low oil levels can cause a rattling noise. If your oil levels are fine, it's best to have a mechanic check for any worn or damaged engine components.

The rattling noise could be coming from a loose exhaust component or a failing catalytic converter. It's important to have a mechanic inspect and repair the issue as soon as possible to avoid causing further damage to your car.