Holley Ignitions & Electrical

Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, O2 Sensor, Drive-by-Wire, Plug-and-Play, Ford, 5.0L, Kit

Part Number: HLY-550-1411

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Engine Management Systems, Terminator X, Up to 8-Injectors, 8-Coils, Analog, CANBUS, Sensors, USB Tuning Cable, Chevy, 5.7L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-903T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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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-550-1219

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/17/2025

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MAP Sensors, Holley EFI, 1 Bar Range, Bosch Style, 1/8 in.-27 NPT, Output 0.5-4.5 V, Stainless Case, for Naturally Aspirated or Nitrous Engine, Each

Part Number: HLY-554-133

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coil, Sensors, Trans and Tuner Controller, Chevy, LS, 4.8-6.0L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-917-6

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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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: Monday 11/17/2025

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Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Analog, Sensors, USB Tuning Cable, Chevy, LS, 4.8-6,2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-931T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Ignition Coil Wiring Harnesses, Holley EFI, Coil-On/Near Plug Harness, for GM LSx Coil Harness, Holley 558-312, to HP, Dominator EFI Systems, Each

Part Number: HLY-558-307

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Transmission Harness, Holley EFI, Pre-terminated, Ford, 1998+, 4R70W/4R75W Transmissions, Each

Part Number: SNE-558-470

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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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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Estimated Ship Date: Monday 11/17/2025

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Wiring Harnesses, Holley EFI, Main Harness, Unterminated, Flying Lead, 15 ft. Long, J1A/J1B Connectors, Plug Seals Included, Universal, Each

Part Number: HLY-558-126

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Estimated Ship Date: Monday 11/17/2025

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Crank Triggers, Holley EFI, Billet Steel, 8 in. Diameter, 1/4 in. Thick, 36-1 Tooth, Black, with Bracket, 3-wire Pickup, Chevy, 4.3-6.6L, Kit

Part Number: HLY-556-116

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 4, 2025 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NTK O2, Wideband, CANBUS, Universal, MPFI, Kit

Part Number: HLY-550-604N

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled Advance, Male/HEI, Black Cap, Steel Gear, Polished Housing, Ford, 5.8L, Each

Part Number: HLY-565-111

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/17/2025

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Ignition Coil Wiring Harnesses, Holley EFI, HP Smart Coil, Ignition Harness, for HP/Dominator ECU, Chevy, LS Based, 4.8L, 5.3L, 6.0L, 6.2L, 7.0L, Each

Part Number: HLY-558-312

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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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: Monday 11/17/2025

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Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coil, Trans Control, Sensors, USB Cable, Chevy, LS, 4.8-6.2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-918T

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Ignition Systems, Sniper 1 EFI, HyperSpark, Ignition Box, Coil, Distributor, Wire Harness, Chrysler, Dodge, Plymouth, Big Block, B, Kit

Part Number: SNE-565-305K

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Ignition Coil Wiring Harnesses, Holley EFI, C-N-P Ignition Sub-Harness, 12-gauge Wire, for HP EFI, Smart Coils, Chevy, LS Based, 4.8-7.0L, Each

Part Number: HLY-558-318

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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Ignition Coils, Sniper EFI, Hyperspark, Remote Mount, Epoxy, Female/Socket Attachment, Black, 45,000 V, Round, 2.125 in. OD, 6.00 in. Tall, Each

Part Number: SNE-556-153

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/17/2025

Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Black, Ignition Module, Ford, Modified, 351 Cleveland, Big Block 385, Each

Part Number: SNE-565-303BK

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Universal, MPFI, Kit

Part Number: HLY-550-604

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Throttle Position Sensors, Replacement, Throttle Body Injection, for 4-barrel Dominator, Non-Contact, Magnetic, Each

Part Number: HLY-543-111

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 11/17/2025

Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Black, Ignition Module, Chrysler, Dodge, Plymouth, Big Block, RB, Each

Part Number: SNE-565-306BK

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Wiring Harnesses, Holley EFI, LS2/3/7, 58X/4X, Main Harness, Plug-and-Play, Extended Length, for Dominator/HP EFI Systems, Chevy, 6.0-7.0L, Each

Part Number: HLY-558-134

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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