Holley Ignitions & Electrical

Transmission Harness, Holley EFI, Transmission Control Harness, GM 4L60E, Plug-and-Play, Build in relay, for Dominator EFI ECU, Each

Part Number: HLY-558-455

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Sensors, Sniper EFI, Map Sensor, 2.5 Bar, GM Stock Attachments, 25 psi Boost Maximum, for Sniper EFI Intakes, Fabricated, Each

Part Number: SNE-870021

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Crank Triggers, Holley EFI, Billet Steel, 8 in. Diameter, 1/4 in. Thick, 36-1 Tooth, Black Finish, with Bracket, 3-wire Pickup, Chevy, 6.6-7.4L, Kit

Part Number: HLY-556-113

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Polished, Ignition Module, Jeep, AMC, Inline, 6 Cylinder, 4.2L, Each

Part Number: SNE-565-307

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Wiring Harnesses, Holley EFI, LS1/6, 24X/1X, Main Harness, Plug-and-Play, Extended Length, for Dominator/HP EFI Systems, Chevy, 4.8-6.0L, Each

Part Number: HLY-558-133

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Crank Trigger Replacement Wheels, 8 in. Diameter, 12-1X, Crank Trigger Wheel, Aluminum, Natural Finish, 3-wire Hall Effect, Chevy, Ford, Each

Part Number: HLY-556-180

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Engine Management Systems, Terminator X, Up to 8-EV6 Injectors, 8-Coils, Analog, O2 Sensor, Plug-and-Play, 3.5 in. Controller, Ford, 4.6L, 5.4L, Kit

Part Number: HLY-550-1217

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Convoluted Tubing, Wire Looms and Wire Sleeves, Holley EFI, Split Wire Loom, Black Nylon, Slip-on Insulation, 0.250 in. I.D., 50 ft. Long, Each

Part Number: HLY-573-103

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

Ignition Coil Drivers, Holley EFI, Coil Drivers, Potted, Two Modules, Four Channel, for Two Wire Dumb Coils, Universal, Kit

Part Number: HLY-554-123

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Engine Management Systems, Dominator EFI, 24-EV1 Injectors, 12-Coils, Analog/Digital, Drive-by-wire, 1x Cam Sensor, Chevy, 5.7L, 6.0L, 24x Crank, Kit

Part Number: HLY-550-657

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Estimated Ship Date: May 11, 2026 if ordered today

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Convoluted Tubing, Wire Looms and Wire Sleeves, Holley EFI, Split Wire Loom, Black Nylon, Slip-on Insulation, 0.500 in. I.D., 50 ft. Long, Each

Part Number: HLY-573-107

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Management Systems, Terminator X, Up to 8-Injectors, 8-Coil, Analog, CANBUS, Sensors, USB Tuning Cable, Chevy, 4.8-6.2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-910T

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Alternator and Generators, Gen III, Hemi, Alternator and Relocation Bracket, 150 amp, Serpentine, 12V, Steel Bracket, Black, Dodge, 5.7-6.4L, Kit

Part Number: HLY-97-369

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Gauge Wire Harnesses, Holley EFI, Replacement, Pro Dash Service Harness, Plug-and-Play, for 553-111, 553-112, Each

Part Number: HLY-558-446

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Wire Harnesses, Sniper 2 EFI, Tachometer, Input Ignition, Adapter Harness, for CD Ignition Boxes, Each

Part Number: HLY-558-329

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Estimated Ship Date: Today

Ignition Coil Drivers, Holley EFI, Coil Drivers, Potted, Two Modules, Four Channel, for Two Wire Dumb Coils, Chrysler, Dodge, Ford, Kit

Part Number: HLY-554-122

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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MAP Sensors, Holley EFI, Replacement, Bosch Style, 1 Bar, Black Plastic Housing, for Terminator EFI System, Each

Part Number: HLY-554-120

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Electrical Wires, Holley EFI, Shielded Cable, Black Jacket, 3-conductor, 20 gauge Wire, Internally Shielded, 25 ft. Spool, Each

Part Number: HLY-572-103

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Aluminum Housing, Iron Gear, Ford, Lincoln, Mercury, 351ci, Cleveland, 429-460ci, Each

Part Number: SNE-565-343

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Alternator Wiring Harnesses, Holley EFI, GM PMW Alternator, Pre-Terminated, Plug-and-Play, for Holley EFI, Terminator X Main Harness, Each

Part Number: HLY-558-475

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Wiring Harnesses. Holley EFI, Replacement, Input/Output Harness, Terminator EFI Systems, Pre-Terminated, Plug-and-Play, Each

Part Number: HLY-558-462

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Trans Control, Analog, USB Cable, Chevy, LS, 4.8-6.2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-935T

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Wire Connector Replacement Parts, Holley EFI, Replacement, J2A, J2B, J3, J4, Male/Female Connectors, Pins, Weatherproof Seals, for Dominator EFI, Kit

Part Number: HLY-558-408

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Computer Mounting Brackets, Holley EFI, HP, Terminator, Terminator X, ECU Mount Bracket, Steel, Black, Passenger Seat, Ford, Mustang, Fox Body, Each

Part Number: HLY-554-157

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Crank Triggers, Holley EFI, 6.56 in. Diameter, Aluminum, Silver, Adjustable Bracket, Black, 3-wire Pickup, 12-1X, Hall Effect, Ford, Small Block, Kit

Part Number: HLY-556-172

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