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Fuel Injection System Wiring Harnesses

Individual Parts

Results 76 - 95 of 95

Fuel Injection System Wiring Harnesses, Holley EFI, 6 Cylinder, MPFI, SFI, TBI, Injector Harness, for HP, Dominator EFI Systems, Universal, Each

Part Number: HLY-558-203

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

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: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Wiring Harnesses, Holley EFI, Main Harness, 24X LS TBI, for Terminator, Terminator Stealth, Throttle Body Systems, Chevy, Each

Part Number: HLY-558-111

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Wiring Harness, Fuel Injector, FAST XFI, Chevy, 18436572 Firing Order, Each

Part Number: FST-301200

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

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

Part Number: FST-301204

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

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

Part Number: FST-301203

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

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: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

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: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

HARNESS, FAST ANALOG INPUT KIT

Part Number: FST-301402

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

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: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

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

Part Number: PRF-60320

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

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

Part Number: AVM-35-3900

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2 Sensor, Wideband, CANBUS, Ford, 4-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-617N

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Fuel injection wiring harness WIRING HARNESS, FAST XFI MAIN,FORD SCJ MODULAR

Part Number: FST-301150

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

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

Part Number: FST-301210

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2, Wideband, Ford, Lincoln, Mercury, 2-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-616N

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

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: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Wiring Harness, Fuel Injector, Y-Adapter Harness, FAST XFI, Each

Part Number: FST-301205

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Wiring Harness, Replacement, Fuel Injector Wiring, Throttle Body Style, Speed Density Metering, for 2-barrel, Digital Pro-Jection, Closed Loop, Each

Part Number: HLY-534-56

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Fuel Injection System Wiring Harnesses, Firing Order 1-6-5-4-3-2, Buick, 3.8L Turbo, Each

Part Number: FST-301206

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

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