FMF Powercore 4 Hex Muffler Beta 350-480 RR | 045666

When designing the PowerCore 4 HEX, FMF looked at top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank. Overall increase in power and torque. Durable stainless steel and aluminum construction. Space Age internal packing material for maximum longevity. Internal shape of core uses Hi-Flo technology. Enhanced sonic evacuation provides for higher flow and increased power. Includes removable spark arrestor. Can be used with FMF or Stock OEM Header Notice:Closed Course Use OnlyItem ID:045666Type:Slip-OnConfiguration:SingleConst:AluminumFinish:NaturalMidpipe:Stainless SteelEndcap:Stainless SteelSpark Arrestor:Screen Insert (included)Carb Warning:noQuiet Insert:Quiet Insert (sold separately)