Flowmaster American Thunder Direct Fit Muffler: Dodge Ram 5.7L Hemi 1500 2009 - 2010 / Ram 5.7L Hemi 1500 2011 - 2018

Flowmaster American Thunder Direct Fit Muffler

09-18 Dodge Ram 5.7L Hemi 1500 & Ram 5.7L Hemi 1500

817568

The Flowmaster American Thunder Direct-Fit Muffler is engineered for vehicle owners seeking improved exhaust sound and performance without replacing the full system. Made from durable stainless steel, it features a 3.00-inch mandrel-bent inlet flowing into a 50 Series HD™ muffler with large 4.00-inch internals and a built-in resonator, delivering a deep, moderately aggressive exterior tone while keeping interior sound levels low.

This direct-fit muffler installs easily using factory hanger locations and connections, requiring no cutting or welding. The system includes all necessary hardware and detailed instructions for a fast at-home installation, making it an efficient upgrade that enhances both performance and style.

• 50 Series HD™ Muffler with Built-in Resonator – Deep exterior tone, reduced interior drone.
• Stainless Steel Construction – Durable and corrosion-resistant for long-lasting performance.
• Moderate to Aggressive Exhaust Tone – Balanced sound inside and outside the vehicle.
• Direct-Fit Design – Uses factory hanger locations for simple bolt-on installation.
• Includes Hangers and Hardware – Everything needed for quick, at-home installation.
• Dyno Tuned for Maximum Performance – Optimized for flow and sound.
• Lifetime Limited Warranty – Guaranteed quality and reliability.
• Flowmaster Quality – Precision engineering for consistent performance.