Fuel Injection System Wiring Harnesses

Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, LSX Injector Harness, EV6 Style, for HP, Dominator, Terminator EFI Systems, Each

Part Number: HLY-558-201

5.0 out of 5 stars ( 9 )

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Fuel Injection Systems Wiring Harnesses, Holley EFI, Drive-by-Wire Harness, GM LSx, for Dominator EFI Systems, 6-Pin, Each

Part Number: HLY-558-406

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Wiring Harness, Holley EFI, V8 Over Manifold, Bosch Injector Harness, for Avenger, Dominator, HP EFI Systems, Chrysler, GM, Cylinder Orientation, Kit

Part Number: HLY-558-200

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Fuel Injection Systems Wiring Harnesses, Dominator EFI, J2A Auxiliary Harness, MPFI, Speed Density/Throttle Metered, with Wideband O2 Sensor, Kit

Part Number: HLY-558-401

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Wiring Harness, Sniper 2 EFI Main Battery Harness, With PDM, Each

Part Number: SNE-558-190

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Auxiliary Harness, J1A/B Inputs/Outputs, for Terminator, Dominator EFI Systems, Each

Part Number: HLY-558-400

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Wire Harnesses, Sniper EFI, Main Harness, Throttle Body Injection, Speed Density Metered, 6 ft. Wire Loom, Black, Split Braided, Kit

Part Number: SNE-558-490

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Ford V8, Evenly Spaced, Injector Harness, USCAR/EV6, for HP, Dominator EFI, Each

Part Number: HLY-558-212

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Fuel Injection Systems Wiring Harnesses, Dominator EFI, J2B Auxiliary Harness, 8 Additional Inputs, 23 Outputs, Connector Included, Kit

Part Number: HLY-558-402

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Wiring Harness, Sniper 2 EFI Main Battery Harness, Without PDM, Each

Part Number: SNE-558-191

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Ford V8, Evenly Spaced, Injector Harness, Bosch/Jetronic, for HP, Dominator EFI, Each

Part Number: HLY-558-213

5.0 out of 5 stars ( 2 )

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Wiring Harnesses, Holley EFI, TFI Ignition, Adapter Harness, for Avenger, HP, Dominator EFI Systems, Each

Part Number: HLY-558-305

4.9 out of 5 stars ( 10 )

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Fuel Injection System Wiring Harnesses, Holley EFI, Pro-Dash, Input/Output, Unterminated, 2 and 3 Conductor Cable, 10 ft. Long, Pins, Plugs, Each

Part Number: HLY-558-456

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, MPFI, Mass Airflow, Injector Harness, LS Multec 2, Chevy, Truck, 4.8-6.0L, Each

Part Number: HLY-558-214

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Fuel Injection System Wiring Harnesses, Holley EFI, Ford Coyote, Drive-By-Wire Harness, Multi-port Style, for HP/Dominator EFI System, Ford, 5.0L, Kit

Part Number: HLY-558-422

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Fuel Injection Systems Wiring Harnesses, Dominator EFI, J3 Auxiliary Harness, MPFI, Speed Density/Throttle, 17 Input/Outputs, Connector Included, Kit

Part Number: HLY-558-403

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Wiring Harnesses, Holley EFI, Benchtop Harness, Test Harness, EFI Input Connectors, Power Switch, for HP, Dominator, Terminator, Sniper ECUs, Each

Part Number: HLY-558-127

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Fuel Injection Systems Wiring Harnesses, Dominator EFI, J4 Auxiliary Harness, MPFI, Speed Density/Throttle, 26 Input/Outputs, Connector Included, Kit

Part Number: HLY-558-404

4.0 out of 5 stars ( 1 )

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Ford V8, Injector Harness, Multi-Port, for HP, Dominator EFI Systems, Each

Part Number: HLY-558-209

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Gen III Hemi, Injector Harness, Stock/USCAR Injectors, for HP, Dominator EFI, Each

Part Number: HLY-558-210

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Fuel Injection System Wiring Harnesses, Holley EFI, Fuel Injector Harness, Unterminated, Bosch Style, for HP, Dominator EFI Systems, Universal, Each

Part Number: HLY-558-204

3.0 out of 5 stars ( 1 )

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Gen III Hemi, Injector Harness, Bosch/Jetronic/Holley, for HP, Dominator EFI, Each

Part Number: HLY-558-211

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, EV6 Unterminated, Injector Harness, 36 in. Long, with Pins, Seals, Connector, Kit

Part Number: HLY-558-216

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Fuel Injection System Wiring Harnesses, Holley EFI, 7.3 L Godzilla, Drive-by-Wire, Throttle Body Harness, for Terminator X, Ford, Each

Part Number: HLY-558-469

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Estimated Ship Date: Oct 1, 2025 if ordered today

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Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Injector Harness, Unterminated Base, Bosch EV1 Style, with Connector, 16-piece, Set

Part Number: HLY-558-207

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Estimated Ship Date: Oct 1, 2025 if ordered today

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