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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
Installation Instructions
Use with Flowmaster muffler
9 Wideband O2 sensor
Replaces the OEM idle air assist valve hole
Includes gasket and all necessary hardware
FlowFX Muffler 409S 4x9x14 - 3" Inlet Centered/2.5" Outlet Dual Injector Dynamics Installation InstructionsFlowmaster'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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