FUEL/AIR SYSTEMS
PRE FILTER/ MUD FOAM
PRE-FILTER SHEETS
  • Water-repellent/ breathable
  • Use in conjunction with stock air filter to trap larger particles and debris
  • pre-filter material that can be
  • Easy cut to fit for any air box
  • trimmed for custom applications
  • Extends filter life, and cleaning intervals of stock air filter
  • Use to prolong filter life
  • 1011-1034
  • Available in black only
  • Sold individually
  • Keeps mud from packing
  • next to foot pegs, brake
    SUG.
    SUG.
    RETAIL
    DIMENSIONS P ART  #
    RETAIL
    and shifter controls
    SUG. RETAIL ................................... $14.95 DIMENSIONS P ART  #
    12” x 12”
    1011-1034
    $11.95
    24” x 24”
    1011-1036
    $37.95
    PART #
    M200-30 18” x 18”
    1011-1035
    20.95
    36” x 58”
    1011-1037
    62.95
    BF-1
    1011-1025
    U-604
    U-403
    FLEX CORE SOCK FILTERS
  • Seamless design for maximum airflow
  • 1011-1026
  • Flex core spring holds filter shape while
  • BULK FILTER FOAM
    flexing to shake off dirt buildup
  • Sheets of foam in several densities for fabricating air filters
  • ID
    ID MM LENGTH OF FOAM P ART  # SUG. RETAIL
  • Perfect for vintage and custom applications
  • BULK FOAM
    4”
    U-400
    $10.95
    1 1 / 2 ” 38
    4”
    U-401
    14.95
    SUG. RETAIL ...................................................... $16.95 •Same high - quality foam
    used to make No-Toil’s
    1 1 / 2 ” 38
    6”
    U-604
    15.95
    DESCRIPTION
    SIZE
    P ART  #
    model-specific filters
    1 3 / 4 ” 44
    4”
    U-402
    14.95
    Green, fine foam (65 PPI)
    12” x 16” x 5 / 8
    BF-1
  • Measures 9” x 21”
  • 6”
    U-602
    15.95
    Black, fine foam (60 PPI)
    12” x 16” x 3 / 8
    1011-1025
    2 1 / 4 ” 57
    4”
    U-403
    14.95
    Red, coarse foam (40 PPI)
    12” x 16” x 3 / 8
    1011-1026
    SUG. RETAIL ... $12.95
    2 1 / 4 ” 57
    6”
    U-603
    15.95
    Black, coarse foam (30 PPI)
    12” x 24” x 3 / 8
    BF-2
    PART #
    1011-2857
    1011-1282
    1011-2473
    1011-3779
    1011-3790
    DRYCHARGERS
  • This specially designed filter wrap is made to extend the service interval of K&N Filterchargers when used in dusty conditions
  • Silicone treatment deflects water splashed on the air filter
  • Uses sewn-in elastic opening to securely fasten to air filter
  • Custom fit to each application
  • SUG.
    SUG.
    SUG.
    P ART  #
    RETAIL
    FITS MODEL
    P ART  #
    RETAIL
    FITS MODEL
    P ART  #
    RETAIL
    HONDA
    KTM (CONT)
    SUZUKI (CONT)
    CRF150R 07-18
    1011-3934 $59.95
    250 EX-C 10-16/ EXC-F 08-09/SX/
    DR650SE 96-16
    1011-2473 $59.95
    HUSQVARNA
    SX-F 07-14/SX-S 07/ SXS-F 08/
    YAMAHA
    1011-3790
    39.95
    SX/SX-F/SC-W 08-16
    1011-3790 $39.95
    YZ125/ 250 97-17
    1011-1282
    85.95
    300 EXC-E 08-16/XC/XC-W 08-16
    1011-3790
    39.95
    1011-3790
    39.95
    WR250F 01-02
    1011-1282
    85.95
    TE125 15-16
    1011-3790
    39.95
    400 XC-W 09-10
    1011-3790
    39.95
    WR250F 15-17
    1011-3779
    41.95
    FE250/ 350/ 501 14-16
    1011-3790
    39.95
    450 EXC-R 08-10/SX-F 07-12/
    YZ250F 01-13
    1011-1282
    85.95
    SMR 12/XC/XC-W/XC-F 08-12
    1011-3790
    39.95
    TE250 14/TE 300 14-16
    1011-3790
    39.95
    YZ250F 14-17
    1011-3779
    41.95
    500 EX-C 12-16
    1011-3790
    39.95
    KTM
    YZ250FX 16
    1011-1282
    85.95
    500 XC-W 12-15
    1011-3790
    39.95
    125 EXC 12-16
    1011-3790
    39.95
    WR400F 98-02
    1011-1282
    85.95
    505 SX-F 08/XC-F 08-09
    1011-3790
    39.95
    125 SX/SX-S 07-15
    1011-3790
    39.95
    YZ400F 98-99
    1011-1282
    85.95
    510 XC-W 12-15
    1011-3790
    39.95
    144 SX 07-08
    1011-3790
    39.95
    WR426F 01-02
    1011-1282
    85.95
    530 EXC-R 08-11/XC-W 09-11
    1011-3790
    39.95
    1011-3790
    39.95
    YZ426F 00-02
    1011-1282
    85.95
    SUZUKI
    1011-3790
    39.95
    YZ450F 03-09
    1011-1282
    85.95
    RM125/ 250 06-08
    1011-1282
    85.95
    200 EXC 10-16
    1011-3790
    39.95
    YZ450F 14-17
    1011-3779
    41.95
    RMZ250 07-17
    1011-1282
    85.95
    YZ450FX 16-17
    1011-3779
    41.95
    RMZ450 06-17
    1011-1282
    85.95
    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