Flowmaster 40 Series Delta Flow Chambered Muffler

2005–2013 Chrysler 300 / 2009–2013 Dodge Challenger / 2006–2010 Dodge Charger / 2005–2008 Dodge Magnum

942443

Overview:

The Flowmaster 40 Series Delta Flow Chambered Muffler is engineered to deliver a balanced blend of aggressive sound and enhanced exhaust flow for select Chrysler and Dodge muscle cars. Designed specifically for the Chrysler 300 (2005–2013), Dodge Challenger (2009–2013), Dodge Charger (2006–2010), and Dodge Magnum (2005–2008), this muffler offers enthusiasts a performance upgrade that improves exhaust scavenging while maintaining a refined tone inside the cabin.

Ideal for drivers seeking a deeper, more aggressive exhaust note without excessive interior drone, the 40 Series Delta Flow muffler enhances both the auditory and performance characteristics of your vehicle’s exhaust system. Its unique chambered design provides a distinct sound signature that complements the power and style of these iconic American muscle cars.

Key Features:

The Flowmaster 40 Series Delta Flow Muffler incorporates advanced technology and quality construction to deliver reliable performance and sound enhancement. Key features include:

• Delta Flow® chambered design with two chambers for improved exhaust scavenging
• Offset 2.25-inch inlet and outlet for versatile fitment and optimal flow
• Aggressive exterior sound with reduced interior resonance for comfortable driving
• Constructed from durable 16 gauge aluminized steel for corrosion resistance
• Fully MIG welded seams for maximum strength and longevity
• Designed to fit factory exhaust hangers and mounting points for straightforward installation
• Improves exhaust flow dynamics to support engine performance
• Compatible with stock and aftermarket exhaust systems on specified vehicles

Construction & Design:

The Flowmaster 40 Series muffler is crafted from 16 gauge aluminized steel, providing excellent resistance to rust and corrosion while maintaining structural integrity under high-heat conditions. Its fully MIG welded construction ensures durable seams that withstand the rigors of daily driving and spirited performance use.

The innovative Delta Flow® technology utilizes internal deflectors within the dual-chamber design to enhance exhaust gas scavenging. This design not only improves flow efficiency but also reduces unwanted interior sound resonance, delivering a more refined driving experience compared to traditional chambered mufflers.

Performance & Sound

This muffler is engineered to produce an aggressive, throaty exhaust tone that enhances the muscle car character of your Chrysler or Dodge vehicle. The Delta Flow chambers create a distinctive sound profile that is louder and more assertive than stock, yet milder and less intrusive inside the cabin compared to standard 40 Series mufflers. This balance makes it suitable for daily driving as well as weekend performance outings.

Installation & Fitment:

The Flowmaster 40 Series Delta Flow Muffler is designed for direct fitment on the Chrysler 300 (2005–2013), Dodge Challenger (2009–2013), Dodge Charger (2006–2010), and Dodge Magnum (2005–2008) models. It features offset 2.25-inch inlet and outlet pipes to match factory exhaust configurations, allowing for a straightforward bolt-on installation using existing hangers and hardware.

Installation typically requires no modifications, making it an accessible upgrade for enthusiasts and professional installers alike. Proper fitment ensures optimal exhaust flow and sound performance without the need for additional adapters or custom fabrication.

What's Included:

• Flowmaster 40 Series Delta Flow Chambered Muffler (Part #942443)
• Pre-installed inlet and outlet pipes with offset 2.25-inch diameters
• Welded mounting brackets for secure attachment
• Installation instructions (where applicable)

Ideal For:

This muffler is perfect for muscle car enthusiasts who want to enhance their vehicle’s exhaust sound and performance without sacrificing daily drivability. It suits owners of Chrysler 300, Dodge Challenger, Charger, and Magnum models looking for a durable, high-quality muffler that delivers a bold exhaust note with reduced cabin drone. Whether upgrading a stock exhaust or complementing other performance modifications, the Flowmaster 40 Series Delta Flow muffler provides a reliable and satisfying exhaust upgrade.

Flowmaster is an iconic exhaust brand famous for signature exhaust tone and performance mufflers, as well as complete axle-back and cat-back systems. Built for muscle cars, trucks, and performance builds, Flowmaster systems are designed to improve flow and deliver the sound character enthusiasts chase.