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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses
Fuel Injection System Wiring Harnesses make a tough job easy. They are designed to be a direct fit with the factory ecu on street applications. Fuel Injection Wiring Harness kits include instructions for ease of installation.

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Items 1-25 of 60
Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - FAST - Fuel Air Spark Technology - F.A.S.T IAC Sensor Connector Kit Connectors Terminals GM LT-Series - Kit
F.A.S.T IAC Sensor Connector Kit Connectors Terminals GM LT-Series - Kit
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Description: Connector Kit, IAC Sensor, Connectors, Terminals, GM LT-Series, Kit
Item #: FST308023
Condition: New
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Price: $19.99
Sale: $18.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - FAST - Fuel Air Spark Technology - F.A.S.T TPS Sensor Connector Kit Connectors Terminals GM LT-Series - Kit
F.A.S.T TPS Sensor Connector Kit Connectors Terminals GM LT-Series - Kit
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Description: Connector Kit, TPS Sensor, Connectors, Terminals, GM LT-Series, Kit
Item #: FST308022
Condition: New
Limited Supply: Only 4 Left!
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Price: $18.99
Sale: $17.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - FAST - Fuel Air Spark Technology - F.A.S.T. Fuel Injection Harness - 18436572 Firing Order
F.A.S.T. Fuel Injection Harness - 18436572 Firing Order
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Description: Fuel Injector Harness, EV1 / Minitmer Connectors, FAST XFi / XFI 2.0, Chevy V8, Each
Item #: FST301200
Condition: New
Limited Supply: Only 1 Left!
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Price: $157.99
Sale: $155.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - FAST - Fuel Air Spark Technology - F.A.S.T. Injector Adapter Harness USCAR to Minitimer (8 Pack)
F.A.S.T. Injector Adapter Harness USCAR to Minitimer (8 Pack)
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Description: Fuel Injector Adapter, EV6 / USCAR Connector to EV1 / Minitmer Connector, Set of 8
Item #: FST170604-8
Condition: New
Limited Supply: Only 0 Left!
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Price: $108.99
Sale: $106.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - FiTech Fuel Injection - FiTech Controller Cable
FiTech Controller Cable
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Description: Data Cable, Transmission Controller Cable, Automatic Transmission, Rubber Coated, Black, Kit
Item #: FIT60014
Condition: New
Limited Supply: Only 3 Left!
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Price: $43.99
Sale: $43.00
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI CAN Wiring Harness - 12 Ft. . Long - Black Rubber Coated
Holley EFI CAN Wiring Harness - 12 Ft. . Long - Black Rubber Coated
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Description: CAN Wiring Harness, Extension Harness, 12 ft Long, Black Rubber Coated, Each
Item #: HLY558-426
Condition: New
Limited Supply: Only 5 Left!
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Price: $61.62
Sale: $55.46
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI CAN Wiring Harness - 8 Ft. . Long - Black Rubber Coated
Holley EFI CAN Wiring Harness - 8 Ft. . Long - Black Rubber Coated
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Description: CAN Wiring Harness, Extension Harness, 8 ft Long, Black Rubber Coated, Each
Item #: HLY558-425
Condition: New
Limited Supply: Only 4 Left!
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Price: $55.50
Sale: $49.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI CAN Wiring Harness - 9" Long - Black Rubber Coated
Holley EFI CAN Wiring Harness - 9" Long - Black Rubber Coated
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Description: CAN Wiring Harness, Extension Harness, 9 in Long, Black Rubber Coated, Each
Item #: HLY558-428
Condition: New
Limited Supply: Only 3 Left!
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Price: $42.03
Sale: $37.83
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI CAN Wiring Harness - Male To Female Adapter - 4 ft Long
Holley EFI CAN Wiring Harness - Male To Female Adapter - 4 ft Long
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Description: CAN Wiring Harness, Male To Female Adapter, 4 ft Long, Black Rubber Coated, Each
Item #: HLY558-452
Condition: New
Limited Supply: Only 2 Left!
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Price: $43.22
Sale: $38.90
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Crank/Cam Ignition Harness
Holley EFI Crank/Cam Ignition Harness
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Description: EFI Wiring Harness, Crank / Camshaft Ignition Harness, Holley Hp / Dominator EFI, Universal, Kit
Item #: HLY558-410
Condition: New
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Price: $89.99
Sale: $80.99
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Dodge Hemi Drive-By-Wire Dual TB Harness 2013-Up
Holley EFI Dodge Hemi Drive-By-Wire Dual TB Harness 2013-Up
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Description: Wiring Harness, Drive by Wire Dual Throttle Body, Mopar Gen III Hemi, Each
Item #: HLY558-450
Condition: New
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Price: $296.00
Sale: $265.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Dominator EFI Auxiliary Harness
Holley EFI Dominator EFI Auxiliary Harness
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Description: EFI Wiring Harness, J2B Auxiliary Connector Harness, Holley Dominator EFI, Universal, Kit
Item #: HLY558-402
Condition: New
Limited Supply: Only 5 Left!
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Price: $156.00
Sale: $139.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Dominator EFI Connector J2A Auxiliary Harness
Holley EFI Dominator EFI Connector J2A Auxiliary Harness
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Description: EFI Wiring Harness, J2A Auxiliary Connector Harness, Holley Dominator EFI, Universal, Kit
Item #: HLY558-401
Condition: New
Limited Supply: Only 6 Left!
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Price: $223.00
Sale: $207.96
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Dominator EFI GM Drive By Wire Harness
Holley EFI Dominator EFI GM Drive By Wire Harness
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Description: EFI Wiring Harness, Drive by Wire, Holley Dominator EFI, GM, Each
Item #: HLY558-406
Condition: New
Limited Supply: Only 2 Left!
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Price: $239.00
Sale: $220.96
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Drive by Wire EFI Wiring Harness - Holley EFI Dominator EFI - GM
Holley EFI Drive by Wire EFI Wiring Harness - Holley EFI Dominator EFI - GM
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Description: EFI Wiring Harness, Drive by Wire, Holley Dominator EFI, GM, Each
Item #: HLY558-429
Condition: New
Limited Supply: Only 6 Left!
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Price: $239.00
Sale: $218.96
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Ford 4R70W/4R75W Transmission Control Harness 98-03
Holley EFI Ford 4R70W/4R75W Transmission Control Harness 98-03
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Description: Transmission Wiring Harness, Plug-N-Play, j4 Connector, 4R70W / 4R75W, Ford, Each
Item #: HLY558-470
Condition: New
Limited Supply: Only 2 Left!
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Price: $234.00
Sale: $215.96
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI GM 4L60/80E Transmission Harness
Holley EFI GM 4L60/80E Transmission Harness
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Description: EFI Wiring Harness, Transmission, Holley Dominator EFI, GM 4L60E / 4L80E, Each
Item #: HLY558-405
Condition: New
Limited Supply: Only 3 Left!
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Price: $302.00
Sale: $276.96
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI HEI GM Small Cap Ignition Harness for Avenger EFI, HP EFI & Dominator EFI
Holley EFI HEI GM Small Cap Ignition Harness for Avenger EFI, HP EFI & Dominator EFI
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Description: EFI Wiring Harness, Ignition Adapter Harness, GM Small Cap HEI Distributor to Holley Avenger / Hp / Dominator EFI, Each
Item #: HLY558-304
Condition: New
Limited Supply: Only 7 Left!
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Price: $49.94
Sale: $44.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Injector Harness - 16 Injectors - Unterminated
Holley EFI Injector Harness - 16 Injectors - Unterminated
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Description: EFI Wiring Harness, EV6 Style Injectors, Holley HP / Dominator EFI, Each
Item #: HLY558-207
Condition: New
Limited Supply: Only 1 Left!
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Price: $278.00
Sale: $253.96
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI Injector Harness Ford w/ Jetronic Injectors
Holley EFI Injector Harness Ford w/ Jetronic Injectors
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Description: EFI Wiring Harness, EV1 Style Injectors, Ford V8, Each
Item #: HLY558-213
Condition: New
Limited Supply: Only 4 Left!
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Price: $160.00
Sale: $143.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI J1A/B Input/Output Connector
Holley EFI J1A/B Input/Output Connector
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Description: EFI Wiring Harness, J1A/B, Holley Dominator EFI, Each
Item #: HLY558-400
Condition: New
Limited Supply: Only 5 Left!
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Price: $107.00
Sale: $95.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI J4 Connector & Harness
Holley EFI J4 Connector & Harness
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Description: EFI Wiring Harness, J4 Auxiliary Harness, Holley Dominator EFI, Each
Item #: HLY558-404
Condition: New
Limited Supply: Only 1 Left!
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Price: $189.00
Sale: $176.96
Save: 6%
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI LS1 Main Harness for HP EFI & Dominator EFI
Holley EFI LS1 Main Harness for HP EFI & Dominator EFI
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Description: EFI Wiring Harness, Main Harness, Holley Hp / Dominator EFI, 24x Reluctor Wheel, LS1 / LS6, GM LS-Series, Each
Item #: HLY558-102
Condition: New
Limited Supply: Only 2 Left!
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Price: $612.00
Sale: $549.95
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Save: $62.05


Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI LS2 Main Harness for HP EFI & Dominator EFI
Holley EFI LS2 Main Harness for HP EFI & Dominator EFI
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Description: EFI Wiring Harness, Main Harness, Holley Hp / Dominator EFI, 58x Reluctor Wheel, LS2 / LS3 / LS7, GM LS-Series, Each
Item #: HLY558-103
Condition: New
Limited Supply: Only 3 Left!
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Price: $612.00
Sale: $549.95
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Fuel Injection Systems and Components - Electronic - Fuel Injection System Wiring Harnesses - Holley EFI - Holley EFI LSx Injector Harness for HP EFI & Dominator EFI
Holley EFI LSx Injector Harness for HP EFI & Dominator EFI
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Description: EFI Wiring Harness, EV6 Style Injectors, Holley Dominator EFI, Each
Item #: HLY558-201
Condition: New
Limited Supply: Only 6 Left!
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Price: $167.00
Sale: $158.96
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Items 1-25 of 60

More About Fuel Injection System Wiring Harnesses

Fuel Injection System Wiring Harnesses make a tough job easy. They are designed to be a direct fit with the factory ecu on street applications. Fuel Injection Wiring Harness kits include instructions for ease of installation.