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Harley Air and Fuel

Harley Air and Fuel

Harley Air and Fuel

Optimize your bike’s performance with premium air and fuel components. From injection tuning systems to carburetor rebuild kits, our selection ensures smoother rides and better efficiency. Explore the complete range of essential Harley air and fuel systems today.

  • Product
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  • THUNDERMAX ECU with Auto Tune - '18 Softail 309-589

    THUNDERMAX ECU with Auto Tune - '18 Softail 309-589

    THUNDERMAX

    $1,088.95
    THUNDERMAX ECU with Auto Tune '18 Softail 309-589Includes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB cable, Quick-Start Easy Install and Comprehensive User's Manual, technical...
    10202795
    SKU:
    10202795
    Availability:
    Ships Same Business Day
    Weight:
    2.35 LBS
    BASE COLOR:
    BLACK
    FEATURE:
    INCLUDES TWO OXYGEN SENSORS
    PHYSICAL CONNECTION:
    PLUG-IN (OEM STYLE CONNECTORS)
    PRODUCT NAME:
    ELECTRONIC CONTROL MODULE
    MODEL:
    THUNDERMAX
    OXYGEN LOOP CONTROL:
    CLOSED LOOP
    OXYGEN SENSOR BAND:
    WIDE-BAND
    PROGRAMMING:
    AUTOTUNE
    TYPE:
    AIR/FUEL RATIO
    UNITS:
    KIT
    PROGRAMMING:
    DOWNLOADABLE MAPS
    RIDING STYLE:
    STREET
    $1,088.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,088.95
    Subtotal:
  • THUNDERMAX Electronically Commutated Motor with Auto Tune - '16-'17 Softail 309-563

    THUNDERMAX Electronically Commutated Motor with Auto Tune - '16-'17 Softail 309-563

    THUNDERMAX

    $1,088.95
    THUNDERMAX Electronically Commutated Motor with Auto Tune '16-'17 Softail 309-5632 wide-band Bosch 5-wire oxygen sensors (18 mm) with AutoTune connection harness, ThunderMax quick start easy install and printable comprehensive user’s manual, Never...
    10202850
    SKU:
    10202850
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    BASE COLOR:
    BLACK
    PRODUCT NAME:
    ELECTRONIC CONTROL MODULE
    $1,088.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,088.95
    Subtotal:
  • THUNDERMAX Module with Auto Tune - '08-'13 FLHT 309-362

    THUNDERMAX Module with Auto Tune - '08-'13 FLHT 309-362

    THUNDERMAX

    $1,088.95
    THUNDERMAX Module with Auto Tune '08-'13 FLHT 309-362Includes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB cable, Quick-Start Easy Install and Comprehensive User's Manual, technical...
    10200836
    SKU:
    10200836
    Availability:
    Ships Same Business Day
    Weight:
    2.81 LBS
    FEATURE:
    INCLUDES TWO OXYGEN SENSORS
    PRODUCT NAME:
    ELECTRONIC CONTROL MODULE
    PROGRAMMING:
    AUTOTUNE
    MODEL:
    THUNDERMAX
    OXYGEN LOOP CONTROL:
    CLOSED LOOP
    PROGRAMMING:
    DOWNLOADABLE MAPS
    TYPE:
    AIR/FUEL RATIO
    UNITS:
    KIT
    BASE COLOR:
    BLACK
    PHYSICAL CONNECTION:
    PLUG-IN (OEM STYLE CONNECTORS)
    RIDING STYLE:
    STREET
    OXYGEN SENSOR BAND:
    WIDE-BAND
    $1,088.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,088.95
    Subtotal:
  • THUNDERMAX ECM with Auto Tune 309-382

    THUNDERMAX ECM with Auto Tune 309-382

    THUNDERMAX

    $1,088.95
    THUNDERMAX ECM with Auto Tune 309-382Includes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB cable, Quick-Start Easy Install and Comprehensive User's Manual, technical support and free...
    10202360
    SKU:
    10202360
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    MODEL:
    THUNDERMAX
    OXYGEN SENSOR BAND:
    WIDE-BAND
    UNITS:
    KIT
    BASE COLOR:
    BLACK
    PHYSICAL CONNECTION:
    PLUG-IN (OEM STYLE CONNECTORS)
    RIDING STYLE:
    STREET
    OXYGEN LOOP CONTROL:
    CLOSED LOOP
    PRODUCT NAME:
    ELECTRONIC CONTROL MODULE
    TYPE:
    AIR/FUEL RATIO
    FEATURE:
    INCLUDES TWO OXYGEN SENSORS
    PROGRAMMING:
    AUTOTUNE
    PROGRAMMING:
    DOWNLOADABLE MAPS
    $1,088.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,088.95
    Subtotal:
  • THUNDERMAX ECM with Auto Tune 309-485

    THUNDERMAX ECM with Auto Tune 309-485

    THUNDERMAX

    $1,088.95
    THUNDERMAX ECM with Auto Tune 309-485Includes ThunderMax ECM with Auto-Tune Module, plug-in harness and two wide-band sensors, TMax software and communication USB cable, Quick-Start Easy Install and Comprehensive User's Manual, technical support and free...
    10202361
    SKU:
    10202361
    Availability:
    Ships Same Business Day
    Weight:
    2.65 LBS
    MODEL:
    THUNDERMAX
    BASE COLOR:
    BLACK
    PHYSICAL CONNECTION:
    PLUG-IN (OEM STYLE CONNECTORS)
    FEATURE:
    INCLUDES TWO OXYGEN SENSORS
    PROGRAMMING:
    AUTOTUNE
    PROGRAMMING:
    DOWNLOADABLE MAPS
    RIDING STYLE:
    STREET
    OXYGEN LOOP CONTROL:
    CLOSED LOOP
    OXYGEN SENSOR BAND:
    WIDE-BAND
    PRODUCT NAME:
    ELECTRONIC CONTROL MODULE
    TYPE:
    AIR/FUEL RATIO
    UNITS:
    KIT
    $1,088.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,088.95
    Subtotal:
  • ROUGH CRAFTS Round Air Cleaner - Black RC-600-008

    ROUGH CRAFTS Round Air Cleaner - Black RC-600-008

    ROUGH CRAFTS

    $459.95
    ROUGH CRAFTS Round Air Cleaner Black RC-600-008Each hidden breather is O-ringed at the heads, passes through the backing plate and exits at the mouth of the throttle body through proprietary shooter tubes eliminating the need for any external hoses or...
    10102732
    SKU:
    10102732
    Availability:
    Ships Same Business Day
    Weight:
    3.60 LBS
    BASE COLOR:
    BLACK
    MODEL:
    BIG SUCKER
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    DESIGN:
    ROUND
    FILTER MEDIA MATERIAL:
    SYNTHETIC
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    AIR CLEANER
    RIDING STYLE:
    STREET
    $459.95
    Qty in Cart: 0
    Quantity:
    Price:
    $459.95
    Subtotal:
  • ROUGH CRAFTS Round Air Cleaner - Black - Twin Cam RC-600-010

    ROUGH CRAFTS Round Air Cleaner - Black - Twin Cam RC-600-010

    ROUGH CRAFTS

    $459.95
    ROUGH CRAFTS Round Air Cleaner Black Twin Cam RC-600-010Each hidden breather is O-ringed at the heads, passes through the backing plate and exits at the mouth of the throttle body through proprietary shooter tubes eliminating the need for any external...
    10102734
    SKU:
    10102734
    Availability:
    Ships Same Business Day
    Weight:
    3.80 LBS
    COLOR/FINISH:
    BLACK
    DESIGN:
    ROUND
    FILTER MEDIA MATERIAL:
    SYNTHETIC
    MATERIAL:
    ALUMINUM
    MODEL:
    BIG SUCKER
    PRODUCT NAME:
    AIR CLEANER
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    BASE COLOR:
    BLACK
    $459.95
    Qty in Cart: 0
    Quantity:
    Price:
    $459.95
    Subtotal:
  • MIKUNI HSR Series 45/48 Jet Needle J8-8CFY02-95

    MIKUNI HSR Series 45/48 Jet Needle J8-8CFY02-95

    MIKUNI

    $17.59
    MIKUNI HSR Series 45/48 Jet Needle J8-8CFY02-95Genuine Mikuni jet needles, Made in Japan
    J88CFY0295
    SKU:
    J88CFY0295
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MODEL:
    RICHEST
    UNITS:
    EACH
    JET SIZE METRIC:
    2.95 MM
    PRODUCT NAME:
    NEEDLE JET
    RIDING STYLE:
    STREET
    TYPE:
    FOR HSR 45
    TYPE:
    FOR HSR 48
    $17.59
    Qty in Cart: 0
    Quantity:
    Price:
    $17.59
    Subtotal:
  • MIKUNI Standard HSR Series 45/48 Jet Needle J8-8CFY02-97

    MIKUNI Standard HSR Series 45/48 Jet Needle J8-8CFY02-97

    MIKUNI

    $17.59
    MIKUNI Standard HSR Series 45/48 Jet Needle J8-8CFY02-97Genuine Mikuni jet needles, Made in Japan
    J88CFY0297
    SKU:
    J88CFY0297
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MODEL:
    STANDARD
    PRODUCT NAME:
    NEEDLE JET
    TYPE:
    FOR HSR 48
    JET SIZE METRIC:
    2.97 MM
    TYPE:
    FOR HSR 45
    $17.59
    Qty in Cart: 0
    Quantity:
    Price:
    $17.59
    Subtotal:
  • MIKUNI HSR Series 45/48 Jet Needle J8-8CFY02-98

    MIKUNI HSR Series 45/48 Jet Needle J8-8CFY02-98

    MIKUNI

    $17.59
    MIKUNI HSR Series 45/48 Jet Needle J8-8CFY02-98Genuine Mikuni jet needles, Made in Japan
    J88CFY0298
    SKU:
    J88CFY0298
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    UNITS:
    EACH
    JET SIZE METRIC:
    2.98 MM
    RIDING STYLE:
    STREET
    MODEL:
    LEANER
    TYPE:
    FOR HSR 45
    TYPE:
    FOR HSR 48
    PRODUCT NAME:
    NEEDLE JET
    $17.59
    Qty in Cart: 0
    Quantity:
    Price:
    $17.59
    Subtotal:
  • MIKUNI HSR Series 42 Jet Needle J8-8DDY01-95

    MIKUNI HSR Series 42 Jet Needle J8-8DDY01-95

    MIKUNI

    $17.59
    MIKUNI HSR Series 42 Jet Needle J8-8DDY01-95Genuine Mikuni jet needles, Made in Japan
    J88DDY0195
    SKU:
    J88DDY0195
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    NEEDLE JET
    RIDING STYLE:
    STREET
    MODEL:
    RICHEST
    TYPE:
    FOR HSR 42
    JET SIZE METRIC:
    2.95 MM
    UNITS:
    EACH
    $17.59
    Qty in Cart: 0
    Quantity:
    Price:
    $17.59
    Subtotal:
  • MIKUNI HSR Series 42 Jet Needle J8-8DDY01-96

    MIKUNI HSR Series 42 Jet Needle J8-8DDY01-96

    MIKUNI

    $17.59
    MIKUNI HSR Series 42 Jet Needle J8-8DDY01-96Genuine Mikuni jet needles, Made in Japan
    J88DDY0196
    SKU:
    J88DDY0196
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    NEEDLE JET
    RIDING STYLE:
    STREET
    JET SIZE METRIC:
    2.96 MM
    TYPE:
    FOR HSR 42
    MODEL:
    RICHER
    UNITS:
    EACH
    $17.59
    Qty in Cart: 0
    Quantity:
    Price:
    $17.59
    Subtotal:
  • MIKUNI Standard HSR Series 42 Jet Needle J8-8DDY01-97

    MIKUNI Standard HSR Series 42 Jet Needle J8-8DDY01-97

    MIKUNI

    $17.59
    MIKUNI Standard HSR Series 42 Jet Needle J8-8DDY01-97Genuine Mikuni jet needles, Made in Japan
    J88DDY0197
    SKU:
    J88DDY0197
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MODEL:
    STANDARD
    TYPE:
    FOR HSR 42
    PRODUCT NAME:
    NEEDLE JET
    JET SIZE METRIC:
    2.97 MM
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $17.59
    Qty in Cart: 0
    Quantity:
    Price:
    $17.59
    Subtotal:
  • K & N Intake Kit - Satin Black 57-1134

    K & N Intake Kit - Satin Black 57-1134

    K & N

    $391.99
    K & N Intake Kit Satin Black 57-1134Cast aluminum high-performance intake tube with raised detail, K&N® High-Flow Air Filter™ designed to increase performance, Built-in breathers replace external OE breathers, Integrated internal velocity stack, Made in...
    10102525
    SKU:
    10102525
    Availability:
    Ships Same Business Day
    Weight:
    4.45 LBS
    AIR CLEANER SHAPE:
    CONE
    MODEL:
    AIRCHARGER
    UNITS:
    KIT
    COLOR/FINISH:
    BLACK
    MATERIAL:
    ALUMINUM
    FILTER MEDIA MATERIAL:
    COTTON GAUZE
    RIDING STYLE:
    STREET
    BASE COLOR:
    BLACK
    BASE FINISH:
    SATIN
    COLOR/FINISH:
    SATIN
    PRODUCT NAME:
    INTAKE SYSTEM
    $391.99
    Qty in Cart: 0
    Quantity:
    Price:
    $391.99
    Subtotal:
  • K & N Intake Kit - Black 57-1137

    K & N Intake Kit - Black 57-1137

    K & N

    $309.99
    K & N Intake Kit Black 57-1137Cast aluminum high-performance intake tube with raised detail, K&N® High-Flow Air Filter™ designed to increase performance, Built-in breathers replace external OE breathers, Integrated internal velocity stack, Made in the U...
    10102527
    SKU:
    10102527
    Availability:
    Ships Same Business Day
    Weight:
    4.35 LBS
    MODEL:
    AIRCHARGER
    UNITS:
    KIT
    AIR CLEANER SHAPE:
    CONE
    COLOR/FINISH:
    BLACK
    COLOR/FINISH:
    SATIN
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    BASE COLOR:
    BLACK
    BASE FINISH:
    SATIN
    FILTER MEDIA MATERIAL:
    COTTON GAUZE
    PRODUCT NAME:
    INTAKE SYSTEM
    $309.99
    Qty in Cart: 0
    Quantity:
    Price:
    $309.99
    Subtotal:
  • K & N Intake Kit - Silver 57-1137S

    K & N Intake Kit - Silver 57-1137S

    K & N

    $309.99
    K & N Intake Kit Silver 57-1137SCast aluminum high-performance intake tube with raised detail, K&N® High-Flow Air Filter™ designed to increase performance, Built-in breathers replace external OE breathers, Integrated internal velocity stack, Made in the...
    10102528
    SKU:
    10102528
    Availability:
    Ships Same Business Day
    Weight:
    4.35 LBS
    BASE FINISH:
    SATIN
    BASE COLOR:
    SILVER
    FILTER MEDIA MATERIAL:
    COTTON GAUZE
    MODEL:
    AIRCHARGER
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    SATIN
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    INTAKE SYSTEM
    AIR CLEANER SHAPE:
    CONE
    UNITS:
    KIT
    $309.99
    Qty in Cart: 0
    Quantity:
    Price:
    $309.99
    Subtotal:
  • MIKUNI HSR 45 Carburetor - '99-'06 Twin Cam 45-4

    MIKUNI HSR 45 Carburetor - '99-'06 Twin Cam 45-4

    MIKUNI

    $710.00
    MIKUNI HSR 45 Carburetor '99-'06 Twin Cam 45-4Includes a performance intake manifold, rubber flange, 45mm carb, high-flow K&N filter, air cleaner cover, breather kit and hardware, Increase throttle response and power, acceleration and gas mileage, Use...
    454X
    SKU:
    454X
    Availability:
    Ships Same Business Day
    Weight:
    8.26 LBS
    BORE SIZE METRIC:
    45.00 MM
    FEATURES:
    INCLUDES CHROME AIR CLEANER COVER
    PRODUCT NAME:
    CARBURETOR KIT
    UNITS:
    KIT
    BASE FINISH:
    CHROME
    BASE FINISH:
    NATURAL
    STYLE:
    SMOOTH BORE
    COLOR/FINISH:
    NATURAL
    COLOR/FINISH:
    CHROME
    FEATURES:
    INCLUDES MANIFOLD
    RIDING STYLE:
    STREET
    $710.00
    Qty in Cart: 0
    Quantity:
    Price:
    $710.00
    Subtotal:
  • MIKUNI HSR 42 Carburetor - Polish Finish TM42-6PK

    MIKUNI HSR 42 Carburetor - Polish Finish TM42-6PK

    MIKUNI

    $530.00
    For the high-performance engine builder who needs a carb for specific custom applications, HSR smoothbore carbs offer excellent throttle response and control, Made in Japan, Choke cable included, except for the TM42-6, which uses stock choke cable from...
    TM426P
    SKU:
    TM426P
    Availability:
    Ships Same Business Day
    Weight:
    3.40 LBS
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    CARBURETOR
    UNITS:
    EACH
    BASE FINISH:
    POLISHED
    BORE SIZE METRIC:
    42.00 MM
    COLOR/FINISH:
    POLISHED
    BASE FINISH:
    CHROME
    RIDING STYLE:
    STREET
    STYLE:
    SMOOTH BORE
    $530.00
    Qty in Cart: 0
    Quantity:
    Price:
    $530.00
    Subtotal:
  • MIKUNI HSR Series 42 Easy Kit - '90-'06 Big Twin 42-18

    MIKUNI HSR Series 42 Easy Kit - '90-'06 Big Twin 42-18

    MIKUNI

    $418.00
    MIKUNI HSR Series 42 Easy Kit '90-'06 Big Twin 42-18Kit includes the redesigned 42mm smoothbore carb in a natural finish, Includes installation instructions and hardware, Kits are not for use on models with cruise controls
    4218
    SKU:
    4218
    Availability:
    Ships Same Business Day
    Weight:
    3.81 LBS
    UNITS:
    EACH
    BASE FINISH:
    NATURAL
    BORE SIZE METRIC:
    42.00 MM
    STYLE:
    SMOOTH BORE
    COLOR/FINISH:
    NATURAL
    PRODUCT NAME:
    CARBURETOR KIT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $418.00
    Subtotal:
  • CIRO Fuel Line Fitting Cover - Chrome 73000 CIRO Fuel Line Fitting Cover - Chrome 73000

    CIRO Fuel Line Fitting Cover - Chrome 73000

    CIRO

    $29.99
    CIRO Fuel Line Fitting Cover Chrome 73000Covers the drab tank-end fitting on EFI fuel lines, Quick and easy installation and removal for service, Die-cast aluminum cover
    07050283
    SKU:
    07050283
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    CHROME
    TYPE:
    FUEL LINE FITTING
    BASE FINISH:
    CHROME
    PRODUCT NAME:
    COVER
    UNITS:
    EACH
    $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    $29.99
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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