4" (ID) Inlet / Outlet Universal Turbine Muffler  26'' OAL 6'' Body Stainless Steel Condition: New Material: 201 Stainless Steel Number of Items: 1 Body Length: 20" Body Type: Round Muffler Type: Straight Through - Performance Outlet: 4" ID - Center Overall Length: 26" Tone: Moderate - Deep Notes 1: Muffler is reversible for custom installation Notes 2: Stainless Steel Mesh Wrapped - Fiberglass Packing Body Round: 6" Installation: Universal Inlet Diameter: 4in. Inlet: 4" ID - Center Type: Muffler