4"/5" Stainless Steel Diesel Muffler For Cummins Duramax Powerstroke |SPELAB

Vehicle fitment:

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

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

Inlet Diameter: 4.0"/5.0"

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