If you’re not familiar with EGR coolers, you’re not alone. These components play a crucial role in the modern engine but often go unnoticed by everyday drivers. In this article, we’ll break down what EGR coolers are, how they work, and why they matter to your vehicle’s overall performance. Whether you’re a car enthusiast looking to maximize engine efficiency or just trying to understand how your car works, this guide will provide the insights you need.