Fuel Injection System Wiring Harnesses

FiTech Fuel Injector Sub-Harnesses 70050-8-2

Fuel Injection System Wiring Harnesses, FiTech, EFI, LS Injector Sub Harness, EV6, Pair

Part Number: FIF-70050-8-2

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Holley Drive-By-Wire Throttle Body Wiring Harnesses 558-418

Fuel Injections System Wiring Harnesses, Gen III Hemi, Drive-By-Wire Harness, Late Pedal, OE Connectors, Plug-and-Play, Chrysler, Dodge, Jeep, Kit

Part Number: HLY-558-418

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Haltech Nexus Rebel LS Terminated Harnesses HT-186500

Wiring Harness, Nexus Rebel, ECU, Plug-and-Play, Standard Length, Chevy, LS, Each

Part Number: HTH-HT-186500

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Holley EFI Systems Wiring Harnesses 558-115

Wiring Harnesses, Holley EFI, Gen III Hemi, Throttle Position, Idle Air Controls, Factory Connectors, Chrysler, Dodge, Jeep, Hemi, Early Model, Each

Part Number: HLY-558-115

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Holley EFI Systems Wiring Harnesses 558-508

Fuel Injection System Wiring Harnesses, Holley EFI, Ford V8, Universal MPFI, with Main, Power, Injector Harnesses, for HP, Dominator ECU, Kit

Part Number: HLY-558-508

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

FAST EZ-EFI 2.0 Replacement Main Wiring Harnesses 30314

Main Wiring Harness, EZ-EFI 2.0 Replacement, Throttle Body Injection Style, Universal, FAST, Each

Part Number: FST-30314

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Holley Main Power Harnesses 558-319

Fuel Injection System Wiring Harnesses, Holley EFI, Main Power Harness, Coyote Ti-VCT, Plug-and-Play, for Dominator/HP EFI Systems, Ford, 5.0L, Each

Part Number: HLY-558-319

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FAST XFI Fuel Injector Harnesses 301204

Wiring Harness, Fuel Injector, FAST XFI, Ford, Each

Part Number: FST-301204

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

Holley EFI Systems Main Wiring Harnesses 558-140

Wiring Harnesses, Holley EFI, Main Harness with Stock Coils, 7.3L Godzilla, Ford Each

Part Number: HLY-558-140

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

AEM Electronics CD-7 Plug and Play Adapter Cables 30-2214

Adapter cable, CD-7/CD-7L Plug & Play Adapter Harness for Holley Dominator and HP EFI, Each

Part Number: AVM-30-2214

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Holley EFI Systems Wiring Harnesses 558-439

Fuel Injection System Wiring Harnesses, Holley EFI, Terminator, Throttle Body Systems, Plug-and-Play, Upgrade Harness, for 205 lb./hr. Injectors, Each

Part Number: HLY-558-439

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Holley Terminator Stealth 2x4 Primary Throttle Body Sub Harnesses 558-459

Fuel Injection System Wiring Harnesses, Holley EFI, Terminator Stealth 2X4, Primary Throttle Body Sub Harness, Pre-Terminated, Plug-and-Play, Each

Part Number: HLY-558-459

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FiTech TPS Splitter Harnesses 62020

Fuel Injection System Wiring Harnesses, FiTech, EFI, TPS Splitter, Gm 3 Pin, Each

Part Number: FIF-62020

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

FAST XFI Fuel Injector Harnesses 301209

INJECTOR HARNESS, LS2-18726543 FIRE

Part Number: FST-301209

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

FAST XFI Fuel Injector Harnesses 301208

Wiring Harness, Fuel Injector, FAST XFI, Chrysler, Dodge, Ram, Each

Part Number: FST-301208

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

Holley EFI Systems Wiring Harnesses 558-440

Fuel Injection Systems Wiring Harnesses, Holley EFI, Universal Harness, Four Cylinder, EV14 Injectors, 205 lbs.-hr. with HP/Dominator EFI, Each

Part Number: HLY-558-440

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FiTech Fuel Injector Sub-Harnesses 70050-4-2

Fuel Injection System Wiring Harnesses, FiTech, EFI, LS Injector Sub Harness, EV1, Pair

Part Number: FIF-70050-4-2

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

FuelTech FT550 6-Cylinder Universal Expansion B Harnesses 2002008377

FT550 6 CYLINDER UNIVERSAL B EXPANSION HARNESS

Part Number: FCH-2002008377

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Painless Performance Emission Device Control Harnesses 60320

Painless Performance Emission Device Control Harnesses 60320

Emission Wiring Harness, Rear Oxygen Sensor and Fuel Tank Pressure Sensor, Each

Part Number: PRF-60320

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

AEM Electronics 10 Channel Peak & Hold Injector Driver Wiring Harnesses 35-3900

Fuel Injection Wiring Harness, 10 Channel Peak and Hold Injector Driver Harness, Each

Part Number: AVM-35-3900

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

FAST XFI Fuel Injector Harnesses 301210

Wiring Harness, Fuel Injector, FAST XFI, Ford, Each

Part Number: FST-301210

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

FiTech LS Coil Extension Harnesses 70050-26

Fuel Injection System Wiring Harnesses, FiTech, EFI, LS Coil Extension Harness, 36 in. Long, Each

Part Number: FIF-70050-26

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Holley EFI Systems Wiring Harnesses 558-505

Fuel Injection System Wiring Harnesses, Holley EFI, 2V Modular EFI, with Main, Power, Injector Harnesses, for HP, Dominator ECU, Ford, 4.6-5.4L, Kit

Part Number: HLY-558-505

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Holley Drive-By-Wire Throttle Body Wiring Harnesses 558-417

Fuel Injections System Wiring Harnesses, Gen III Hemi, Drive-By-Wire Harness, Early Pedal, OE Connectors, Plug-and-Play, Chrysler, Dodge, Jeep, Kit

Part Number: HLY-558-417

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

FiTech TPI Injector Wiring Sub-Harnesses 38350-4-2

Fuel Injection System Wiring Harnesses, FiTech, EFI, TPI Injector Harness, Pair

Part Number: FIF-38350-4-2

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today