T409 Stainless Steel High-Flow Muffler Assembly High-Flow Muffler Assembly, T409 Stainless Steel Replace the factory Muffler with this Direct Bolt-on High Flow performance Muffler assembly.

Extreme performance and extreme sound can be yours. Constructed from T409 Stainless Steel this Muffler assembly will fit All 4 Inch exhaust systems and last as long as you own your Truck.

• 2004.5-2007 Dodge-Cummins 600/610 (fits to stock only)
• High-Flow Muffler Assembly
• T409 Stainless Steel