1999 Holley Ignitions & Electrical

Harness Adaptors, Holley EFI, LS3 MAP Sensor Adapter, Plug-and-Play, Pre-Terminated, Adapts to LS1/LS2 Engine, Chevy, 5.7L, 6.0L, Each

Part Number: HLY-558-416

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Monday 11/24/2025

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

Part Number: HLY-550-909T

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/24/2025

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Alternators, Premium, OE Style, Cast Aluminum, Black Anodized, 150 amps, 12V, Internal Regulator, Serpentine Pulley, Chevy, 4.8-7.0L, Each

Part Number: HLY-197-303

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Distributers, Sniper EFI, Low Profile, Dual Sync, Hall Effect, Male/HEI Cap, for Holley 8.2 in. Tall, Hi-Ram Intake, Small Block, Ford, Windsor, Each

Part Number: SNE-565-211

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled Advance, Male/HEI, Black Cap, Iron Gear, Polished Housing, Chevy, 4.3-7.4L, Each

Part Number: HLY-565-200

1.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/24/2025

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Ignition Module, Shiny Billet Housing, Chevy, Gen I, 262-400ci, Mark IV-V, 396-454ci, Each

Part Number: SNE-565-340

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Aluminum Housing, Steel Gear, Ignition Module, Ford, Mercury, Windsor, 260-302ci, Each

Part Number: SNE-565-341S

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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Crank Triggers, 12-1X LS, Hall Effect, 8 in. Diameter, Aluminum, Silver, Adjustable Bracket, Black, 3-wire Pickup, Gen III, IV, LS, Kit

Part Number: HLY-556-174

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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Engine Management Systems, Dominator EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, Chevy, 4.3-7.4L, Push-rod Engine, Kit

Part Number: HLY-550-654

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Estimated Ship Date: Monday 11/24/2025

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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

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Estimated Ship Date: Monday 11/24/2025

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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-550-1317

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Ignition Coil Wiring Harnesses, Holley EFI, LS Coil Extension Harness, 36 in. Long, OE Connectors, Plug & Play, Techflex F6 Loom, Chevy, 4.8-70L, Pair

Part Number: HLY-558-326

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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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 11/24/2025

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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 11/24/2025

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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 11/24/2025

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Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled Advance, Male/HEI, Black Cap, Steel Gear, Polished Housing, Ford, 3.6-5.0L, Each

Part Number: HLY-565-202

3.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/24/2025

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Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Analog Input, Tuner Controls, Chevy, LS, 5,7L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-932

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Crank Triggers, Holley EFI, 8 in. Diameter, Aluminum, Silver, Adjustable Bracket, Black, 3-wire Pickup, M12 x 1.0mm Thread, Chevy, 6.5-7.4L, Kit

Part Number: HLY-556-170

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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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 11/24/2025

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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 11/24/2025

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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 11/24/2025

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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

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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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 11/24/2025

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Alternators, Premium, OE Style, Cast Aluminum, Natural Finish, 150 amps, 12V, Internal Regulator, Serpentine Pulley, Chevy, 4.8-7.0L, Each

Part Number: HLY-197-302

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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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

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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