MBRP MK96116 T409 Stainless High-Flow Muffler Assembly | 2004-2007 Dodge RAM 2500/3500 5.9L Cummins

Features:

• High-flow muffler boosts exhaust efficiency
• Constructed from durable T409 stainless steel
• Designed for 2004–2007 5.9L Cummins trucks
• Reduces exhaust temperatures under load
• Helps increase horsepower and torque
• Improves overall fuel efficiency
• Provides aggressive but refined exhaust tone
• Direct-fit design for simple installation
• Resists corrosion for long-term performance
• Engineered for heavy-duty diesel applications
• MBRP signature sound and performance upgrade

Let Your Truck Breathe Like It Was Meant To

If you want your Cummins to sound as strong as it pulls, the MBRP T409 Stainless High-Flow Muffler Assembly is the perfect upgrade. Designed specifically for 2004–2007 Dodge RAM 2500 and 3500 trucks with the 5.9L Cummins, this high-flow muffler doesn’t just wake up your sound, it transforms your driving experience. You’ll notice quicker throttle response, better fuel economy on long hauls, and a smoother, deeper tone that turns heads without droning in the cab. Whether you’re hauling a heavy load or just cruising the back roads, this muffler helps your engine stay cooler by pushing exhaust gases out faster and more efficiently. MBRP’s attention to detail and legendary sound quality means you're not just bolting on an upgrade, you're unleashing the performance your truck was built for. It's the kind of bolt-on that reminds you why you bought a diesel in the first place. Simple install, aggressive tone, and reliable performance, what more could you want?

Engineered For Maximum Flow And Durability

The MBRP MK96116 muffler assembly features a T409 stainless steel construction that balances long-lasting durability with dependable heat and corrosion resistance. It’s designed with high-flow internals that significantly reduce backpressure, improving turbo efficiency and keeping exhaust gas temperatures in check, especially important under heavy loads. The 100 percent bolt-on fit makes installation straightforward, with no welding required, and it seamlessly integrates with existing MBRP exhaust systems or compatible stock-style setups. Its straight-through design allows for unrestricted flow, which helps generate measurable gains in torque and horsepower. The durable T409 material is ideal for northern climates or high-mileage trucks where rust is a concern. Tested in real-world conditions, this assembly maintains performance over time while producing that signature MBRP exhaust tone. Whether you're after lower EGTs or enhanced throttle response, this muffler assembly delivers both with confidence.

Fits: 2004, 2005, 2006, 2007 Dodge RAM 2500/3500 5.9L Cummins

Notes:

• Designed for 2004-2007 Dodge RAM 2500/3500 5.9L Cummins
• Constructed from durable T409 stainless steel
• High-flow design reduces backpressure for improved performance
• Helps lower exhaust gas temperatures under heavy load
• Improves fuel efficiency and horsepower with proper tuning
• Produces a deep, aggressive exhaust tone
• Compatible with MBRP exhaust systems or OE-style setups
• Direct bolt-on installation with no welding required
• Ideal for trucks used in towing or performance applications
• Part of MBRP’s performance exhaust upgrade line