EXHAUST
POWERCORE 4
SPARK ARRESTOR SLIP-ON MUFFLERS
  • Hi-Flo end cap boosts all-around performance
  • 1821-0540
  • Computer designed and dyno-tested for every 4-stroke application
  • Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power
  • 1821-1534
  • A stainless steel mid-pipe mates to the computer-designed rear can for lightweight durability
  • Round perforated steel inner cores make for optimum flow, using hi-flo technology
  • FMF’s exclusive cross-weave internal packing provides longevity and maximum sound dispersion
  • Elliptical aluminum can offers strategic sizing for superior performance
  • Optional Quiet Core insert will provide a decrease in sound level if desired
  • Feature a screen-type spark arrestor that does not interrupt exhaust flow or performance
  • SUG.
    SUG.
    FITS MODEL
    DESCRIPTION
    P ART  #
    RETAIL
    FITS MODEL
    DESCRIPTION
    P ART  #
    RETAIL
    BETA
    KAWASAKI (CONT)
    RR/RS 350/ 400/ 450/ 498/
    KX450F 12-15
    HEX spark arrestor slip-on muffler 1821-1522
    $349.99
    520 10-13
    Hex slip-on muffler
    1811-2617
    $349.99
    KXF450F 16-17
    Slip-on muffler
    1821-1723
    349.99
    HONDA
    HEX spark arrestor slip-on muffler 1821-1724
    379.99
    CRF150F 03-10/12-15
    Spark arrestor muffler
    FMF041048
    299.99
    KLR600/ 650/ Tengai 84-07
    Slip-on muffler
    1811-2613
    349.99
    CRF150R 07-16
    Spark arrestor slip-on muffler
    1821-0540
    339.99
    KLR650/ Tengai 08-15
    Slip-on muffler
    1811-2614
    349.99
    XR200R 86-02
    Spark arrestor muffler
    FMF-H406
    299.99
    KTM
    CRF230F 03-17
    Spark arrestor muffler
    FMF041048
    299.99
    250 SXF 05-08
    Spark arrestor slip-on muffler
    1821-0688 1
    349.99
    CRF250L 13-17
    HEX spark arrestor muffler
    1821-1465
    349.99
    250/ 350/ 450 SX-F 07-17,
    CRF230L 08-09/ CRF230M 09 Spark arrestor muffler
    1821-1016
    299.99
    XC-F 07-17, XCF-W 08-14,
    CRF250R 06-09
    Spark arrestor single slip-on
    SMR 07-10
    HEX slip-on muffler
    1821-1627
    349.99
    muffler
    1821-0663
    349.99
    250/ 450SX-F 15
    HEX slip-on muffler
    1821-1716
    349.99
    CRF250R 10
    Slip-on muffler
    1821-1018
    349.99
    250/ 350/ 450SX-F/XC-F
    CRF250R 11-13
    HEX slip-on muffler
    1821-1464
    349.99
    16-17
    HEX slip-on muffler
    1821-1716
    349.99
    CRF250R 14-17
    HEX spark arrestor single muffler
    400-525 00-03 (all)
    Spark arrestor muffler
    FMF045011 1
    349.99
    w/ side panel
    1821-1603 2
    359.99
    450/ 525 EXC/ MXC/SX/XC
    CRF250X 04-09/12-17
    Spark arrestor slip-on muffler
    1821-0662
    349.99
    04-06, XC/ XCW 07
    Spark arrestor slip-on muffler
    1821-0689 1
    349.99
    XR250R 96-04
    Spark arrestor modular muffler
    FMF041020
    349.99
    690 SMC/ Enduro 08-14
    Spark arrestor slip-on muffler
    1821-0856
    349.99
    XR400R 096-04
    Spark arrestor modular muffler
    FMF041021
    349.99
    SHERCO
    CRF450R 02
    Spark arrestor modular muffler
    FMF041004
    349.99
    SE300i 13-15
    Hex slip-on muffler
    1821-1531
    349.99
    CRF450R 03
    Spark arrestor modular muffler
    FMF041036
    349.99
    SUZUKI
    CRF450R 04
    Slip-on muffler
    1821-0664
    349.99
    DRZ125 03-10
    Slip-on muffler
    1821-0521
    219.99
    CRF450R 05-08
    Slip-on muffler
    1821-0665
    349.99
    Spark arrestor muffler
    FMF043024
    249.99
    CRF450R 09-10
    Slip-on muffler
    1821-0895
    349.99
    DR250/ 350 90-99 (all)
    Spark arrestor modular muffler
    FMF043006
    349.99
    CRF450R 11-12
    HEX spark arrestor slip-on muffler 1821-1519
    349.99
    DR-Z250 00-06
    Spark arrestor muffler
    FMF043012
    349.99
    CRF450R 13-16
    HEX spark arrestor single slip-on
    RM-Z250 04-06
    Spark arrestor slip-on muffler
    1821-0671
    349.99
    muffler w/ side panel
    1821-1539 2
    339.99
    RM-Z250 07-10
    Spark arrestor slip-on muffler
    1821-0568
    349.99
    CRF450R/RX 17-18
    HEX slip-on muffler, Megabomb
    RM-Z250 11-12
    HEX spark arrestor muffler
    1821-1523
    349.99
    stainless steel header w/
    RM-Z250 13-17
    HEX spark arrestor muffler
    1821-1472
    349.99
    side panel
    1820-1795
    654.99
    DR-Z400 00-05
    Spark arrestor muffler
    FMF043010
    349.99
    CRF450R/RX 17-18
    HEX spark arrestor slip-on muffler
    DRZ-400 06-07, DR-Z400S
    w/ side panel
    1821-1823
    379.99
    00-15, DR-Z400SM 05-15
    Spark arrestor muffler
    FMF043011
    349.99
    CRF450X 05-09/12-14
    HEX spark arrestor slip-on muffler 1821-1555
    349.99
    RM-Z450 05-07
    Spark arrestor slip-on muffler
    1821-0675
    349.99
    XR600R 85-87, 91-98/00
    Spark arrestor modular muffler
    FMF041022
    349.99
    RMZ450 08-10
    Slip-on muffler
    1821-1141
    XR650L 93-09/12-14
    Spark arrestor muffler
    1821-1133
    349.99
    349.99 SUSPENSION
    RMZ450 11-15
    HEX spark arrestor muffler
    1821-1524
    349.99
    XR650R 00-07
    Spark arrestor modular muffler
    FMF041023
    349.99
    RMZ450 13-17
    HEX spark arrestor muffler
    1821-1525
    349.99
    HUSABERG
    RMX450Z 17
    HEX spark arrestor muffler
    1821-1821
    349.99
    FE390/ FX450/ FS570 10-11 Slip-on muffler
    1821-1105
    349.99
    DR650SE 97-15
    Spark arrestor muffler
    1821-1137
    349.99
    FE450/ 570 09-10
    Slip-on muffler
    1821-1105
    349.99
    YAMAHA
    HUSQVARNA
    TW200 87-15
    Spark arrestor muffler
    1821-1027
    299.99
    FC 250/ 450/FE 501 14-15
    HEX slip-on muffler
    1821-1636
    349.99
    TT -R230 05-13
    Spark arrestor muffler
    1821-0363
    299.99
    FE 250/ 350 14-17
    HEX slip-on muffler
    1821-1627
    349.99
    TT -R250 99-06
    Spark arrestor muffler
    1821-0168
    299.99
    TC250 10-11/ TXC250 10-12 Slip-on muffler
    1821-1582
    329.99
    WR250F 03-06
    Spark arrestor slip-on muffler
    1821-0680
    349.99
    TE250 10-12
    PowerCore 4 slip-on muffler
    1811-2622
    329.99
    WR250F 07-14
    Spark arrestor slip-on muffler
    1821-0578
    349.99
    TE310 11
    PowerCore 4 slip-on muffler
    1811-2622
    329.99
    WR250R/X 08-17
    HEX slip-on muffler
    1820-1701
    349.99
    TE310 12-13
    HEX spark arrestor slip-on muffler 1811-2625
    349.99
    XT250 08-15
    Spark arrestor muffler
    1821-1028
    299.99
    TXC310 12-13
    Slip-on muffler
    1821-1586
    349.99
    YZ250F 01-02
    Spark arrestor muffler
    FMF044014
    349.99
    TE449 11-12
    Slip-on muffler
    1821-1320
    349.99
    YZ250F 03-05
    Spark arrestor slip-on muffler
    1821-0680
    349.99
    TXC450 10-12
    Slip-on muffler
    1821-1579
    329.99
    YZ250F 06-09
    Spark arrestor slip-on muffler
    1821-0578
    349.99
    KAWASAKI
    YZ250F 10-13
    HEX slip-on muffler
    1821-1570
    349.99
    KLX125 03-06
    Slip-on muffler
    1821-0521
    219.99
    YZ250F 14-17
    HEX slip-on muffler
    1821-1606
    349.99
    Spark arrestor slip-on muffler
    FMF043024
    249.99
    YZ400F/ 426F, WR400/
    KLX140 08-15
    Slip-on muffler
    1821-0807 3
    219.99
    426F 98-02
    Spark arrestor muffler
    FMF044013
    349.99
    Spark arrestor muffler
    1821-0808
    249.99
    WR450F 03-06
    Spark arrestor slip-on muffler
    1821-0681
    349.99
    KLX250R/ KLX300R 94-07
    Spark arrestor modular muffler
    FMF042000
    349.99
    WR450F 07-11
    Spark arrestor slip-on muffler
    1821-0578
    349.99
    KLX250S 06
    Slip-on muffler
    1821-1134
    349.99
    WR450F 12-15
    HEX slip-on muffler
    1821-1572
    349.99
    KLX250S/SF 09-10/12-15
    HEX spark arrestor slip-on muffler 1821-1792
    349.99
    YZ450F 03-05
    Spark arrestor slip-on muffler
    1821-0681
    349.99
    KX250F 04-08
    Spark arrestor slip-on muffler
    1821-0671
    349.99
    YZ450F 06-09
    Spark arrestor slip-on muffler
    1821-0578
    349.99
    KX250F 09-16
    HEX spark arrestor slip-on muffler 1821-1520
    349.99
    YZ450F 10-13
    HEX spark arrestor slip-on muffler 1821-1571
    349.99
    KX250F 17
    HEX slip-on muffler
    1821-1794
    349.99
    YZ450F 14-17
    HEX slip-on muffler
    1821-1534
    349.99
    KLX400R 03-04
    Spark arrestor modular muffler
    FMF043010
    349.99
    YZ450F 18
    HEX slip-on muffler
    1821-1836
    349.99
    KLX400SR 03-04
    Spark arrestor modular muffler
    FMF043011
    349.99
    1 To be used with stock head pipe.
    KX450F 06-08
    Spark arrestor slip-on muffler
    1821-0672
    349.99
    2 Includes left-side rear number plate by UFO, designed for use with a single
    KX450F 09-11
    HEX spark arrestor slip-on muffler 1821-1521
    349.99
    muffler, P ART #0520-1300 (also available separately).
    3 No spark arrestor.
    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.
    2018 PARTS UNLIMITED OFFROAD