Maximum Flow Muffler HK21609 Product:4" Centre Inlet & Outlet You save the cost of

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Maximum Flow Muffler HK21609 Product:4" Centre Inlet & Outlet You save the cost ofMaximum Flow Muffler4" Centre Inlet & Outlet HK21609 21609 The Hooker Maximum Flow muffler actually flows 99% and produces more horsepower and torque than a 2 1 2" open pipe. The Maximum Flow is constructed of an aluminized steel case with stainless steel internal core and uses a high temperature packing material to absorb excessive noise while allowing a mellow powerful sound. As with all absorption type silencers, the Maximum Flow will be most