Stainless Steel Diesel Muffler

Designed to fit a wide array of diesel vehicles, ranging from Cummins to Duramax and Powerstroke.

4inch or 5inch - polished or unpolished

Enhance the sonic signature of your truck while also improving its performance with our Diesel Performance Exhaust Muffler. Available in two models: T409 Unpolished 4 inch Muffler and T304 Polished 5 inch Muffler, you have the power to choose the best fit for your ride.

Vehicle Fitment

Our mufflers are a universally designed to fit a wide array of diesel vehicles, ranging from Cummins to Duramax and Powerstroke. And When Paired with an Exhaust System that come with pre-bent and pre-welded hangers, installation is a breeze—everything just fits right into place, making it a perfect upgrade for both classic diesel relics and shiny new trucks straight off the lot.

Product Features

Each of our mufflers boasts an array of features, all designed to deliver superior flow, rich throaty sound, and lifelong protection. Key features include:

• Straight-through flow path for maximum performance
• Non-directional design - install whichever way suits your setup
• Stainless steel construction for lifelong protection
• Internal stainless steel mesh & fiberglass construction to withstand harsh conditions and advanced technology to absorb unwanted interior resonance.
• Straight-through design to reduce back pressure and enhance performance 

Our exhaust systems are expertly crafted from mandrel-bent steel, and are offered in both T304 and T409 Stainless Steel versions, providing one of the most diverse range of options on the market.

The Diesel Performance Exhaust Muffler is not just a component—it's an upgrade that transforms your drive. Experience the difference today!

To top off your exhaust system, consider our T304 exhaust tips - the perfect finishing touch to the best sounding exhaust in the industry!