Harley Fuel Injection Parts
Harley-Davidson Fuel Injection Parts at JJ Motorsports
Enhance your Harley's EFI system with premium fuel injection parts from JJ Motorsports, featuring throttle bodies, oxygen sensors, high-flow injectors, and MAP sensors for precise fuel delivery and optimized performance on Milwaukee-Eight, Twin Cam, and Touring models. These high-quality components ensure smoother throttle response, better atomization, and dyno-level gains.
Shop Horsepower Inc, ThunderMax, and Feuling Oil Pump Corp fuel injection parts for race-proven reliability. Explore related categories such as Harley air and fuel for air cleaners and jets, or Harley for exhaust and cams to complete your EFI upgrades and unleash V-Twin potential.
Top Harley-Davidson Fuel Injection Parts
- Horsepower Inc Throttle Body Black 51mm 1.71 HPI-51D1-17B – 51mm black throttle body for M8 engines; direct-fit with improved flow for throttle-by-wire setups.
- ThunderMax Oxygen Sensor 309-355 – Wideband O2 sensor for ThunderMax EFI; precise air/fuel monitoring for self-tuning systems.
- Feuling Oil Pump Corp EV 6 Series Fuel Injector M8 6-1 9935 – EV6 injector for Milwaukee-Eight; high-flow for increased fuel delivery on modified Harleys.
- Feuling Oil Pump Corp MAP Sensor 9953 – Manifold absolute pressure sensor; accurate boost/vacuum readings for EFI tuning.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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FEULING OIL PUMP CORP. Fuel Injector 9944
FEULING OIL PUMP CORP.
$119.95OEM replacements and upgrades available as listed10220116- SKU:
- 10220116
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- PRODUCT NAME:
- FUEL INJECTOR
- PRODUCT NAME:
- FUEL INJECTOR RACE ONLY
- UNITS:
- EACH
- FLOW RATE IMPERIAL:
- 49.21 LB/H
- RIDING STYLE:
- STREET
$119.95 -
FEULING OIL PUMP CORP. Fuel Injector 9946
FEULING OIL PUMP CORP.
$99.95OEM replacements and upgrades available as listed10220118- SKU:
- 10220118
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- STREET
- FLOW RATE IMPERIAL:
- 30.16 LB/H
- PRODUCT NAME:
- FUEL INJECTOR
- UNITS:
- EACH
$99.95 -
FEULING OIL PUMP CORP. Fuel Injector 9948
FEULING OIL PUMP CORP.
$129.95OEM replacements and upgrades available as listed10220119- SKU:
- 10220119
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- FLOW RATE IMPERIAL:
- 40.48 LB/H
- UNITS:
- EACH
- PRODUCT NAME:
- FUEL INJECTOR
$129.95 -
FEULING OIL PUMP CORP. Fuel Injector - Twin Cam '06-'17 9949
FEULING OIL PUMP CORP.
$97.95OEM replacements and upgrades available as listed10220120- SKU:
- 10220120
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- FUEL INJECTOR RACE ONLY
- UNITS:
- EACH
- FLOW RATE IMPERIAL:
- 42.06 LB/H
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FUEL INJECTOR
$97.95 -
FEULING OIL PUMP CORP. Throttle Position Sensor 9950
FEULING OIL PUMP CORP.
$54.95OEM replacements10220121- SKU:
- 10220121
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- TYPE:
- THROTTLE POSITION
- PRODUCT NAME:
- SENSOR
- UNITS:
- EACH
- RIDING STYLE:
- STREET
$54.95 -
FEULING OIL PUMP CORP. Air Controller Idle 9951
FEULING OIL PUMP CORP.
$59.95OEM replacements10220122- SKU:
- 10220122
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- TYPE:
- IDLE AIR
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CONTROL MODULE
$59.95 -
FEULING OIL PUMP CORP. Throttle Position Sensor 9952
FEULING OIL PUMP CORP.
$69.95OEM replacements10220123- SKU:
- 10220123
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- SENSOR
- RIDING STYLE:
- STREET
- TYPE:
- THROTTLE POSITION
$69.95 -
FEULING OIL PUMP CORP. High Flow Fuel Injector 9947
FEULING OIL PUMP CORP.
$119.95OEM replacements and upgrades available as listed10220161- SKU:
- 10220161
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FLOW RATE IMPERIAL:
- 60.32 LB/H
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- FUEL INJECTOR
$119.95 -
FEULING OIL PUMP CORP. Map Sensor 9954
FEULING OIL PUMP CORP.
$89.95Quality OEM replacements10220162- SKU:
- 10220162
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- TYPE:
- MAP
- PRODUCT NAME:
- SENSOR
- UNITS:
- EACH
$89.95 -
FEULING OIL PUMP CORP. Fuel Injector 9940
FEULING OIL PUMP CORP.
$99.95OEM replacements and upgrades available as listed10220112- SKU:
- 10220112
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- FLOW RATE IMPERIAL:
- 30.95 LB/H
- PRODUCT NAME:
- FUEL INJECTOR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$99.95 -
FEULING OIL PUMP CORP. Fuel Injector 9943
FEULING OIL PUMP CORP.
$99.95OEM replacements and upgrades available as listed10220115- SKU:
- 10220115
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- STREET
- FLOW RATE IMPERIAL:
- 47.57 LB/H
- PRODUCT NAME:
- FUEL INJECTOR RACE ONLY
- UNITS:
- EACH
$99.95Qty in Cart: 0Quantity:Price:$99.95Subtotal: -
FEULING OIL PUMP CORP. Map Sensor 9953
FEULING OIL PUMP CORP.
$69.95Quality OEM replacements10220124- SKU:
- 10220124
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- SENSOR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TYPE:
- MAP
$69.95 -
HORSEPOWER, INC Throttle Body - Black - 51mm/1.66 HPI-51D6-16B
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...10220244- SKU:
- 10220244
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- BORE SIZE METRIC:
- 51.00 MM
- PRODUCT NAME:
- THROTTLE BODY
- COLOR/FINISH:
- BLACK
- INTAKE RUNNER LENGTH IMPERIAL:
- 1.66'
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- MODEL:
- CABLE DRIVEN™
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE BORE
$784.95 -
HORSEPOWER, INC Throttle Body - Black - 55mm/1.66 HPI-55D6-16B
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...10220245- SKU:
- 10220245
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- PRODUCT NAME:
- THROTTLE BODY
- MATERIAL:
- ALUMINUM
- MODEL:
- CABLE DRIVEN™
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE BORE
- BORE SIZE METRIC:
- 55.00 MM
- COLOR/FINISH:
- BLACK
- INTAKE RUNNER LENGTH IMPERIAL:
- 1.66'
- UNITS:
- EACH
$784.95Qty in Cart: 0Quantity:Price:$784.95Subtotal: -
HORSEPOWER, INC Throttle Body - Black - 58/1.76 HPI-58D1-76B
HORSEPOWER, INC
$884.95Completely replaces OEM throttle body and manifold; fully compatible with OEM components, Specifically designed for larger cubic inch motors that require substantial airflow, Equipped with a sealed double roller bearing for smooth throttle operation,...10220246- SKU:
- 10220246
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- COLOR/FINISH:
- BLACK
- MODEL:
- MAX FLOW I™
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- THROTTLE BODY
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- BORE SIZE METRIC:
- 58.00 MM
- INTAKE RUNNER LENGTH IMPERIAL:
- 1.76'
- TYPE:
- SINGLE BORE
- UNITS:
- EACH
$884.95 -
HORSEPOWER, INC Throttle Body - Black - 58/1.80 HPI-58D1-18B
HORSEPOWER, INC
$884.95Completely replaces OEM throttle body and manifold; fully compatible with OEM components, Specifically designed for larger cubic inch motors that require substantial airflow, Equipped with a sealed double roller bearing for smooth throttle operation,...10220247- SKU:
- 10220247
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- COLOR/FINISH:
- BLACK
- MODEL:
- MAX FLOW I™
- PRODUCT NAME:
- THROTTLE BODY
- BASE COLOR:
- BLACK
- BORE SIZE METRIC:
- 58.00 MM
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- TYPE:
- SINGLE BORE
- INTAKE RUNNER LENGTH IMPERIAL:
- 1.80'
- UNITS:
- EACH
$884.95Qty in Cart: 0Quantity:Price:$884.95Subtotal: -
FEULING OIL PUMP CORP. EV-6 Series Fuel Injector Adapter 9931
FEULING OIL PUMP CORP.
$22.95Adapts EV1 injector connectors to EV6 injectors, Made in the U.S.A.10220225- SKU:
- 10220225
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FUEL INJECTOR ADAPTER
$22.95 -
FEULING OIL PUMP CORP. EV-6 Series Fuel Injector - M8 - 5.3 9934
FEULING OIL PUMP CORP.
$149.95OEM replacements and upgrades available as listed10220229- SKU:
- 10220229
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- FUEL INJECTOR
- FLOW RATE IMPERIAL:
- 42.06 LB/H
- PRODUCT NAME:
- FUEL INJECTOR RACE ONLY
$149.95 -
DAYTONA TWIN TEC LLC Injector - 6.2 Grams 20062
DAYTONA TWIN TEC LLC
$327.95Detailed test report included with each set, Made using the latest injector technology, Made in the U.S.A.10220138- SKU:
- 10220138
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- FLOW RATE IMPERIAL:
- 49.21 LB/H
- RIDING STYLE:
- STREET
- UNITS:
- SET
- SPRAY ANGLE:
- 25°
- PRODUCT NAME:
- FUEL INJECTOR
$327.95Qty in Cart: 0Quantity:Price:$327.95Subtotal: -
DAYTONA TWIN TEC LLC Injector - 7.1 Grams 20071
DAYTONA TWIN TEC LLC
$335.95Detailed test report included with each set, Made using the latest injector technology, Made in the U.S.A.10220139- SKU:
- 10220139
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- FLOW RATE IMPERIAL:
- 56.35 LB/H
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FUEL INJECTOR
- SPRAY ANGLE:
- 25°
- UNITS:
- SET
$335.95
