Incredible horsepower gains with 99 dB sound level or less
Titanium construction with American TIMETAL® canister and rear end cap
Designed with FMFs exclusive Factory Forward Engineering lowering the center of gravity and centralizing mass
Utilize advanced multistage packing material and a Hi-Flo stainless steel formed front end cap and mid-pipe
PowerCore 4 HEX features a unique canister design; internal shape of core uses Hi-Flo technology that provides enhanced sonic evacuation for higher flow and increased power
Removable spark arrestor included and optional 94 dB insert available separately
Natural or blue anodized muffler body
Note: P/N 1821-0464 to be used with stock header.
Note: P/Ns 1821-1620, 1821-1619, 1821-1553, 1821-1554 include left-side rear number plate by UFO, designed for use with a single muffler, P/N 0520-1300 (also available separately).