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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
Available in black or red
Replaces the OEM idle air assist valve hole
Machined CNC manifold flange
Installation Instructions
FlowFX Muffler 409S 4x9x14 - 3" Inlet Centered/2.5" Outlet Dual Injector Dynamics Available in black or redFlowmaster's Flow FX series mufflers deliver a moderate performance tone for the enthusiast looking for an exhaust note that is different from the "chambered" muffler sound. The interior features a large 3. 00 inch "straight through" stainless steel perforated core, surrounded with high temperature sound absorption materials delivering a deep traditional mellow tone. The internal flow design is reversible, so the muffler can be installed in either
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