5839-86713M
Exhaust Muffler
Mack

This exhaust muffler is engineered to effectively reduce noise emissions from the engine's exhaust system while maintaining optimal backpressure for engine performance. Crafted from high-quality materials, it withstands extreme temperatures and corrosive exhaust gases, ensuring longevity. Proper muffler function is essential for meeting noise regulations and improving overall vehicle comfort. Its design also contributes to emissions control, supporting environmental compliance. Installation of this muffler helps maintain engine efficiency and reduces driver fatigue by minimizing exhaust noise. Source One Parts Center provides this component as a reliable upgrade or replacement part to keep your heavy-duty truck operating smoothly and quietly, even in demanding conditions.