How does the exhaust system affect the performance of the BMW M3?

I've heard that the exhaust system can have a big impact on the overall performance of a car. Can someone explain how the exhaust system specifically affects the BMW M3?

The exhaust system is often overlooked when it comes to performance, but it plays a crucial role in the BMW M3. A high quality exhaust system can improve horsepower and torque, resulting in a more responsive and powerful driving experience.

The design of the exhaust system is key in optimizing the airflow of the engine. This helps improve engine efficiency and ultimately leads to better performance for the BMW M3.