Holley Ignitions & Electrical

Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled, Male/HEI, Black Cap, Steel Gear, Polished Housing, Oldsmobile, 4.3-7.5L, Each

Part Number: HLY-565-206

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Mar 31, 2026 if ordered today

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Throttle Position Sensors, Replacement, Pro-Jection, Multi-Port, 1-barrel, 2-barrel, Each

Part Number: HLY-543-3

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 3, 2026 if ordered today

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Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled, Male/HEI, Black Cap, Steel Gear, Polished Housing, Pontiac, 5.3-7.5L, Each

Part Number: HLY-565-207

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Engine Management Systems, Terminator EFI, Module, Replacement, Self-Tune, Controls 8-Injectors, 8-Coils, Four Analog Inputs, Wideband, CANBUS, Each

Part Number: HLY-554-119

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Wiring Connector Replacement Parts, Holley EFI, Replacement, Terminal Pins, Female, GT150, 16-18 gauge wire, 100-piece, Set

Part Number: HLY-571-107

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 4.6L, 5.4L, Kit

Part Number: HLY-550-1319

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Wiring Connector Replacement Parts, Holley EFI, Replacement, Seal Plugs, Weatherpack, Brown, 100-piece, Set

Part Number: HLY-571-134

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Weatherproof Connectors, Holley EFI, Wideband Connectors, Main Harness Side, Metripack, 8-pin, Male, Black, Seals, TPA, 10-piece, Set

Part Number: HLY-570-300

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wire Connectors, Weatherproof Pigtail, Female Connector, Dual 8mm Pin, Air Conditioning, R-4 Style, Radial Compressor, Each

Part Number: HLY-199-200

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Estimated Ship Date: Tomorrow

Weatherproof Connectors, Holley EFI, IAC 4-square Connector, Main Harness, Weather Pack, 4-cavity, Tower, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-214

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Ignition Coil Wiring Harnesses, Holley EFI, Coil Harness, Ford 4V Modular, Plug-and-Play, for HP, Dominator EFI Systems, Ford, Mustang, 4.6L, Each

Part Number: HLY-558-315

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Connector Kits, Replacement, Connectors, Male, Pins, Grommets, Stealth Ram, Power Pack, for MAP, IAC, TPS, Coolant, Air Intake, Sensors, Kit

Part Number: HLY-534-213

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Camshaft Sync Pickups, Hall Effect Sensor, 3-wire, with Bracket, 1/4 in.-20 Flying Magnet, for External Dry Cam Drive, Ford, Early Model, Kit

Part Number: HLY-556-123

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Weatherproof Connectors, Holley EFI, Hemi, Knock Sensor Connector, Main Harness, DMS 2-pin, Female, Black Plastic, includes Pins, Seals, TPA, Each

Part Number: HLY-570-230

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Connector Replacement Parts, Holley EFI, Replacement, Weather Seal, White, Metripack, 18-22 gauge wire, 100-piece, Set

Part Number: HLY-571-108

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Engine Management Systems, Terminator X, Hillborn EFI Intake, 8 EV1 Injectors, 8 Coils, Analog inputs, Chevy, Big-block, Push-rod Engine, Kit

Part Number: HLY-550-718

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Weatherproof Connectors, Holley EFI, Ford Coyote/Modular, TPS Connector, Main Harness, DMS 3-pin, Female, Black Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-231

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Ignition Coils, Holley EFI, Gen III Hemi, Smart Coils, Black, 32,000V, Rectangular, with Connector, Pins, for HP, Dominator ECU, Chrysler, Dodge, Each

Part Number: HLY-556-162

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Ignition Coil Spacer, Plastic, Black, 0.575 in. Tall, Chevy, Small Block Gen V, Set of 16

Part Number: HLY-241-189

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, Main Harness, Terminator X, Terminator Max X Systems, Ford, Mustang, 5.0L, Each

Part Number: HLY-558-513

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Weatherproof Connectors, Holley EFI, MAP Connector, Main Harness, Weather Pack, 3-cavity, Tower, Green Plastic, with Pins, Seals, TPA, Each

Part Number: HLY-570-212

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled Advance, Male/HEI, Black Cap, Steel Gear, Black Housing, Chevy, 6.0L, 7.0L, Each

Part Number: HLY-565-204BK

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Gauge Wiring Harnesses, Holley EFI, Replacement, Service Harness, CANBus/USB Connectors, for Digital Dash, Each

Part Number: HLY-558-444

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Wiring Harnesses, Holley EFI, GM Gen V, GDI Early, Sub-Harness, Direct Injection, Pre-Terminated, 4-pin Fuel Sensor, GM, Early LT Based, Engines, Each

Part Number: HLY-558-220

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Wiring Harnesses, RetroBright, Adapter, H4, Non-Standard Plug, Pin-Out Swap, Plastic Version, Entry Level, Pair

Part Number: HLY-H821

Not Yet Reviewed

Estimated Ship Date: Tomorrow