Harley Air and Fuel
Harley Bike Air & Fuel Systems at JJ Motorsports
Optimize your Harley's performance with premium air and fuel components from JJ Motorsports. Our range includes air cleaners, carburetor kits, fuel valves, and enrichener brackets designed for better throttle response, fuel efficiency, and power gains on the road or track. Compatible with Softail, Dyna, Touring, and V-Rod models, these parts feature chrome finishes, high-flow filters, and stainless construction for durability and easy installation.
Shop trusted brands like Vance & Hines for VO2 air cleaners and Pingel for fuel valves. Explore related categories such as Harley engine parts for rebuild kits or Harley exhausts for complete tuning.
Top Harley Air & Fuel Products
- TODD'S CYCLE Mikuni Choke Bracket - Stainless MKE-1 – Relocates enrichener cable for HSR carbs, made in the U.S.A.
- PAUGHCO Ribbed Teardrop Air Cleaner 701-200 – Chrome-plated aluminum with mini filter and hardware.
- VANCE & HINES VO2 America Air Cleaner - M8 42045FG – High-flow with CNC billet cover and ARP hardware.
- UNI FILTER Old Style Air Cleaner - 6" NU-2439 – Polyurethane for maximum airflow and filtration.
- PINGEL Round Fuel Valve - Flag Chrome - 22mm 6311CRL – High-flow brass valve with adapter nut.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
HORSEPOWER, INC Throttle Body - Black - 51mm/1.66 HPI-51D1-16B
HORSEPOWER, INC
$784.95Includes throttle body, CNC ported intake manifold, throttle cable bracket, intake flanges and seals, Flow bench-tested and dyno-proven to deliver increased airflow, horsepower and torque, Brass throttle blade resists deflection, which helps maintain...10220242- SKU:
- 10220242
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- ALUMINUM
- MODEL:
- CABLE DRIVEN™
- BORE SIZE METRIC:
- 51.00 MM
- PRODUCT NAME:
- THROTTLE BODY
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- INTAKE RUNNER LENGTH IMPERIAL:
- 1.66'
- TYPE:
- SINGLE BORE
$784.95 -
CYCLE PRO LLC CV Tuner Kit - Twin Cam '99-'06 - 88" 20763
CYCLE PRO LLC
$77.85Direct fit with no drilling needed, Improved engine performance, EZ install and includes Cycle Pro Flow Jets10500413- SKU:
- 10500413
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- BRASS
- MODEL:
- TWIN CAM 88
- UNITS:
- KIT
- PRODUCT NAME:
- TUNER KIT
- RIDING STYLE:
- STREET
- TYPE:
- EZ QUICK™
$77.85 -
CYCLE PRO LLC CV Tuner Kit - 1200 XL '97-'03 20764
CYCLE PRO LLC
$49.40Direct fit with no drilling needed, Improved engine performance, EZ install and includes Cycle Pro Flow Jets10500414- SKU:
- 10500414
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- MATERIAL:
- BRASS
- PRODUCT NAME:
- TUNER KIT
- TYPE:
- EZ QUICK™
- MODEL:
- SPORTSTER
$49.40 -
CYCLE PRO LLC CV Tuner Kit - Evolution Big Twin '90-'99 20766
CYCLE PRO LLC
$49.40Direct fit with no drilling needed, Improved engine performance, EZ install and includes Cycle Pro Flow Jets10500416- SKU:
- 10500416
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- BRASS
- UNITS:
- KIT
- PRODUCT NAME:
- TUNER KIT
- TYPE:
- EZ QUICK™
- MODEL:
- BIG TWIN
$49.40 -
DAYTONA TWIN TEC LLC Fuel Injector Generation-6 Controller - Twin Cam 17700
DAYTONA TWIN TEC LLC
$1,285.95Kit includes TCFI plug in fuel injection controller, USB interface for PC, software, WEGO IID dual channel wide band exhaust gas oxygen sensor interface, two Bosch LSU 4.2 wide band exhaust oxygen sensors and two 18 x 1.5mm weld nuts for exhaust pipes,...10202383- SKU:
- 10202383
- Availability:
- Ships Same Business Day
- Weight:
- 3.80 LBS
- BASE COLOR:
- WHITE
- FEATURE:
- INCLUDES OXYGEN SENSOR
- OXYGEN SENSOR PLUG SIZE:
- 18,00 MM (0,71')
- PRODUCT NAME:
- FUEL INJECTION CONTROLLER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- WHITE
- OXYGEN SENSOR BAND:
- WIDE-BAND
- PROGRAMMING:
- AUTOTUNE
- PROGRAMMING:
- PRE-PROGRAMMED
- PROGRAMMING:
- PROGRAMMABLE
- BASE COLOR:
- BLACK
- OXYGEN SENSOR PLUG SIZE IMPERIAL:
- 0.71'
- PHYSICAL CONNECTION:
- PLUG-IN (OEM STYLE CONNECTORS)
- COLOR/FINISH:
- BLACK
- OXYGEN SENSOR PLUG SIZE METRIC:
- 18.00 MM
- UNITS:
- KIT
$1,285.95 -
THUNDERMAX ECM with Auto Tune - '11 FXST 309-361
THUNDERMAX
$1,088.95Includes 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 software and updates, Hundreds of...10201848- SKU:
- 10201848
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- MODEL:
- THUNDERMAX
- OXYGEN LOOP CONTROL:
- CLOSED LOOP
- PROGRAMMING:
- DOWNLOADABLE MAPS
- UNITS:
- KIT
- FEATURE:
- INCLUDES TWO OXYGEN SENSORS
- PRODUCT NAME:
- ELECTRONIC CONTROL MODULE
- PROGRAMMING:
- AUTOTUNE
- TYPE:
- AIR/FUEL RATIO
- BASE COLOR:
- BLACK
- RIDING STYLE:
- STREET
- OXYGEN SENSOR BAND:
- WIDE-BAND
- PHYSICAL CONNECTION:
- PLUG-IN (OEM STYLE CONNECTORS)
$1,088.95 -
THUNDERMAX ECM with Auto Tune - '02-'13 V-Rod 309-466
THUNDERMAX
$1,088.95Includes 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 software and updates, Hundreds of...10201853- SKU:
- 10201853
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- MODEL:
- THUNDERMAX
- OXYGEN LOOP CONTROL:
- CLOSED LOOP
- PROGRAMMING:
- DOWNLOADABLE MAPS
- UNITS:
- KIT
- BASE COLOR:
- BLACK
- FEATURE:
- INCLUDES TWO OXYGEN SENSORS
- PRODUCT NAME:
- ELECTRONIC CONTROL MODULE
- PROGRAMMING:
- AUTOTUNE
- TYPE:
- AIR/FUEL RATIO
- RIDING STYLE:
- STREET
- OXYGEN SENSOR BAND:
- WIDE-BAND
- PHYSICAL CONNECTION:
- PLUG-IN (OEM STYLE CONNECTORS)
$1,088.95Qty in Cart: 0Quantity:Price:$1,088.95Subtotal: -
THUNDERMAX ECM with Auto Tune - '14-'16 FLT 309-562
THUNDERMAX
$1,088.95Includes 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 software and updates, Hundreds of...10202118- SKU:
- 10202118
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- BASE COLOR:
- BLACK
- FEATURE:
- INCLUDES TWO OXYGEN SENSORS
- PHYSICAL CONNECTION:
- PLUG-IN (OEM STYLE CONNECTORS)
- PRODUCT NAME:
- ELECTRONIC CONTROL MODULE
- PROGRAMMING:
- AUTOTUNE
- PROGRAMMING:
- DOWNLOADABLE MAPS
- MODEL:
- THUNDERMAX
- OXYGEN LOOP CONTROL:
- CLOSED LOOP
- OXYGEN SENSOR BAND:
- WIDE-BAND
- TYPE:
- AIR/FUEL RATIO
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$1,088.95 -
THUNDERMAX Oxygen Sensor 309-355
THUNDERMAX
$129.95Easy installation: replace the factory ECM, install new O² sensors and harness, load the correct map for your bike, and ride, New maps, software, firmware updates, map analysis and tech support available online at no charge, Does not require dyno tuning,...10220039- SKU:
- 10220039
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- RIDING STYLE:
- STREET
- TYPE:
- WIDE-BAND O2
- OXYGEN SENSOR PLUG SIZE IMPERIAL:
- 0.71'
- PRODUCT NAME:
- SENSOR
- UNITS:
- EACH
$129.95 -
THUNDERMAX ECM with Auto Tune - Non-Throttle By Wire 309-460
THUNDERMAX
$1,088.95Includes 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 software and updates, Hundreds of...10201851- SKU:
- 10201851
- Availability:
- Ships Same Business Day
- Weight:
- 2.61 LBS
- MODEL:
- THUNDERMAX
- OXYGEN LOOP CONTROL:
- CLOSED LOOP
- PROGRAMMING:
- DOWNLOADABLE MAPS
- RIDING STYLE:
- STREET
- FEATURE:
- INCLUDES TWO OXYGEN SENSORS
- OXYGEN SENSOR BAND:
- WIDE-BAND
- PHYSICAL CONNECTION:
- PLUG-IN (OEM STYLE CONNECTORS)
- PRODUCT NAME:
- ELECTRONIC CONTROL MODULE
- PROGRAMMING:
- AUTOTUNE
- BASE COLOR:
- BLACK
- TYPE:
- AIR/FUEL RATIO
- UNITS:
- KIT
$1,088.95 -
MAGNUM Fuel Tank Cross-over Line - FXSTD - 5 3/4" 38206
MAGNUM
$63.95Sterling Chromite® II uses patented technology to look like chrome, Braid color and weave matches on all MAGNUM control cables and brake lines, Crystal clear outer jacket offers exceptional protection against scuffing paint or chrome and will never...07060029- SKU:
- 07060029
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- CLEAR
- INSIDE DIAMETER IMPERIAL:
- 5/16'
- LENGTH METRIC:
- 146 MM
- MODEL:
- STERLING CHROMITE II
- PRODUCT NAME:
- FUEL LINE
- STYLE:
- BRAIDED
- LENGTH IMPERIAL:
- 5-3/4'
- RIDING STYLE:
- STREET
- BASE COLOR:
- CLEAR
- INSIDE DIAMETER METRIC:
- 7.9 MM
- COLOR/FINISH:
- CHROME
- MATERIAL:
- STAINLESS STEEL
- TYPE:
- CROSSOVER
- UNITS:
- EACH
$63.95 -
MIKUNI HSR Series 48 Jet Kit KHS-048
MIKUNI
$124.99Made in Japan10070322- SKU:
- 10070322
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BASE COLOR:
- BRASS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- COLOR/FINISH:
- BRASS
- MODEL:
- FOR HSR 48
- PRODUCT NAME:
- JET KIT
- MATERIAL:
- BRASS
$124.99 -
MIKUNI HSR Series 45/48 Jet Needle J8-8CFY02-96
MIKUNI
$17.59Genuine Mikuni jet needles, Made in JapanJ88CFY0296- SKU:
- J88CFY0296
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- NEEDLE JET
- MODEL:
- RICHER
- UNITS:
- EACH
- JET SIZE METRIC:
- 2.96 MM
- RIDING STYLE:
- STREET
- TYPE:
- FOR HSR 45
- TYPE:
- FOR HSR 48
$17.59 -
MIKUNI HSR Series 42/45 Carburetor Rebuild Kit KHS-016
MIKUNI
$61.95Include top cover gasket, jet needle E-ring and washer, throttle valve seal, pilot air O-ring, fuel joint O-ring, accelerator pump O-ring, needle valve O-ring, needle valve retainer screw, needle valve assembly, float bowl O-ring/gasket, overflow hose,...KHS016- SKU:
- KHS016
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- RIDING STYLE:
- STREET
- MODEL:
- FOR HSR 42/45
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- CARBURETOR
- UNITS:
- KIT
$61.95 -
KURYAKYN Vantage Air Cleaner - Indian - Chrome/Black 9270
KURYAKYN
$379.99Modular outer cover design allows custom finish applications with minimal prep work, Includes high-performance K&N synthetic filter element that’s washable and reusable, Styled to match the complete Vantage Signature Series by John Shope10102492- SKU:
- 10102492
- Availability:
- Ships Same Business Day
- Weight:
- 5.05 LBS
- BASE COLOR:
- BLACK
- AIR CLEANER SHAPE:
- OVAL
- COLOR/FINISH:
- CHROME
- MODEL:
- VANTAGE
- PRODUCT NAME:
- AIR CLEANER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- DESIGN:
- MODULAR
- FILTER MEDIA MATERIAL:
- SYNTHETIC
- MATERIAL:
- A380 ALUMINUM
- BASE FINISH:
- CHROME
- UNITS:
- KIT
$379.99 -
K & N Harley-Davidson Air Filter - Fuel Injection HD-1395
K & N
$106.99Pleated media provides a large filtration area offering long service intervals, Multi-layers of woven cotton gauze media offer excellent filtration, Application-specific sealing bead ensures an airtight fit, Designed to increase horsepower and torque,...HD1395- SKU:
- HD1395
- Availability:
- Ships Same Business Day
- Weight:
- 1.38 LBS
- FEATURES:
- WASHABLE
- FILTER SHAPE:
- TAPERED
- RIDING STYLE:
- STREET
- FILTER HEIGHT IMPERIAL:
- 1.688'
- FILTER MEDIA MATERIAL:
- COTTON GAUZE
- FLANGE POSITION:
- NONE
- MODEL:
- HIGH-FLOW
- UNITS:
- EACH
- BASE COLOR:
- RED
- INSIDE DIAMETER IMPERIAL:
- 5.62'
- PRODUCT NAME:
- AIR FILTER
- BASE COLOR:
- BLACK
$106.99 -
K & N Air Filter - XL HD-0200
K & N
$86.99Pleated media provides a large filtration area offering long service intervals, Multi-layers of woven cotton gauze media offer excellent filtration, Application-specific sealing bead ensures an airtight fit, Designed to increase horsepower and torque,...HD20- SKU:
- HD20
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- FILTER HEIGHT IMPERIAL:
- 2.063'
- RIDING STYLE:
- STREET
- FEATURES:
- WASHABLE
- FLANGE POSITION:
- NONE
- INSIDE DIAMETER IMPERIAL:
- 8.375' [L] X 4.25' [W]
- MODEL:
- HIGH-FLOW
- UNITS:
- EACH
- FILTER SHAPE:
- OVAL
- PRODUCT NAME:
- AIR FILTER
- BASE COLOR:
- BLACK
- BASE COLOR:
- RED
- FILTER MEDIA MATERIAL:
- COTTON GAUZE
$86.99 -
K & N Air Filter - FLH/XLH HD-2075
K & N
$86.99Pleated media provides a large filtration area offering long service intervals, Multi-layers of woven cotton gauze media offer excellent filtration, Application-specific sealing bead ensures an airtight fit, Designed to increase horsepower and torque,...HD2075- SKU:
- HD2075
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- BASE COLOR:
- BLACK
- BASE COLOR:
- RED
- FILTER HEIGHT IMPERIAL:
- 2.438'
- FILTER MEDIA MATERIAL:
- COTTON GAUZE
- FILTER SHAPE:
- OVAL
- UNITS:
- EACH
- PRODUCT NAME:
- AIR FILTER
- FLANGE POSITION:
- NONE
- INSIDE DIAMETER IMPERIAL:
- 8.375' [L] X 4.25' [W]
- MODEL:
- HIGH-FLOW
- RIDING STYLE:
- STREET
- FEATURES:
- WASHABLE
$86.99 -
K & N Air Filter - '99-'01 Fuel Injection HD-8899
K & N
$119.99Custom engineered to fit specific application and are designed to provide low restriction and increased performance, K&N's™ high-flow air filters are available as a replacement for stock motorcycle air filter element, Pleated media provides a large...HD8899- SKU:
- HD8899
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- FEATURES:
- PRE-OILED
- FLANGE POSITION:
- NONE
- MODEL:
- HIGH-FLOW
- BASE COLOR:
- BLACK
- BASE COLOR:
- RED
- FILTER HEIGHT IMPERIAL:
- 1.563'
- FILTER SHAPE:
- TAPERED
- PRODUCT NAME:
- AIR FILTER
- FEATURES:
- WASHABLE
- UNITS:
- EACH
- FEATURES:
- REUSABLE
- FILTER MEDIA MATERIAL:
- COTTON GAUZE
- RIDING STYLE:
- STREET
$119.99 -
K & N Air Filter - Big Twin E-2470
K & N
$86.99Pleated media provides a large filtration area offering long service intervals, Multi-layers of woven cotton gauze media offer excellent filtration, Application-specific sealing bead ensures an airtight fit, Designed to increase horsepower and torque,...E2470- SKU:
- E2470
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- FILTER MEDIA MATERIAL:
- COTTON GAUZE
- FLANGE POSITION:
- NONE
- FEATURES:
- WASHABLE
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- BASE COLOR:
- RED
- FILTER SHAPE:
- ROUND
- MODEL:
- HIGH-FLOW
- PRODUCT NAME:
- AIR FILTER
- UNITS:
- EACH
- FILTER HEIGHT IMPERIAL:
- 1.875'
- INSIDE DIAMETER IMPERIAL:
- 4.688'
$86.99
