5839-86740M
Exhaust Muffler
Mack

The exhaust muffler is a key component in controlling emissions and reducing noise from the engine exhaust system. Designed to withstand high temperatures and corrosive exhaust gases, it ensures the quiet and efficient operation of heavy-duty engines. Properly functioning mufflers help meet environmental standards and improve overall vehicle comfort by minimizing noise pollution. They also contribute to engine performance by maintaining proper backpressure. Regular inspection for corrosion or damage is essential to prevent exhaust leaks and maintain optimal performance. Source One Parts Center supplies high-quality mufflers engineered for durability and efficiency, supporting your truck’s compliance with emissions regulations and operational reliability.