EXHAUST
Natural
Blue anodized
TITANIUM POWERCORE
SLIP-ON MUFFLERS
  • Incredible horsepower gains with 99  dB sound level or less
  • Titanium construction with American TIMETAL ® canister and rear end cap
  • Designed with FMF’s 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; see page 22
  • Natural or blue anodized muffler body
  • SUG. RETAIL .......................... $379.99
    FITS MODEL
    DESCRIPTION
    P ART  #
    FITS MODEL
    DESCRIPTION
    P ART  #
    HONDA
    YAMAHA
    CRF250R 04-05
    Natural
    1821-0393
    WR250F 07-14
    Natural
    1821-0579
    CRF250R 11-13
    HEX design, natural
    1821-1552
    Blue anodized
    1821-0580
    CRF250X 04-09/12-13
    Natural
    1821-0393
    YZ250F 06-09
    Natural
    1821-0579
    CRF450R 05-08
    Natural
    1821-0394
    Blue anodized
    1821-0580
    KAWASAKI
    YZ250F 10-13
    HEX design, natural
    1821-1573
    KX450F 12-15
    HEX design, natural
    1821-1561
    HEX design, blue anodized
    1821-1574
    SUZUKI
    WR450F 07-11
    Natural
    1821-0579 HARDWARE &
    RM-Z250 13-15
    HEX design, natural
    1821-1564
    Blue anodized
    1821-0580 MERCHANDISING
    RMZ450 11-12
    Blue anodized
    1821-1423
    YZ450F 06-09
    Natural
    1821-0579
    Natural
    1821-1527
    Blue anodized
    1821-0580
    RMZ450 13-15
    Blue anodized
    1821-1526
    HEX design, natural
    1821-1566
    HEX design, blue anodized
    1821-1567
    To avoid blueing, consider properly tuning the vehicle; however, the vehicle must always remain within the legal standards for emissions controls as
    defined by EPA, CARB and any other applicable state laws.
    DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES.
    SEE PAGE 4 FOR IMPORTANT EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND WARRANTY INFORMATION.
    2017 PARTS UNLIMITED OFFROAD