How Does Exhaust Muffler Packing Work? A Simple Technical Explanation
Dec 30,2025
What Is exhaust muffler packing? Exhaust systems generate extremely high noise levels due to rapid gas expansion and pressure pulses leaving the engine. Exhaust muffler packing is a sound-absorbing material installed inside a muffler to control noise, manage heat, and shape exhaust tone without blocking airflow. Unlike mechanical noise-canceling parts, muffler packing works through acoustic absorp...