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Moroso Spiral Flow racing muffler with 3.5-inch inlet/outlet, 4-inch diameter and 12-inch length in steel is intended for high-flow exhaust builds requiring a larger 3.5" connection. The spiral flow core supports exhaust throughput while providing noise tuning in a compact 12" package, suitable for custom or racing systems where a 3.5" inlet/outlet is specified.
Moroso Spiral Flow Racing Muffler - 3.5in Inlet/Outlet x 4in Diameter x 12in Long - Steel
