333 Results Found For "Holley HP EFI Engine Control Units 550-604"

Fuel Injection Systems Wiring Harnesses, Holley EFI, Universal Harness, Four Cylinder, EV14 Injectors, 205 lbs.-hr. with HP/Dominator EFI, Each

Part Number: HLY-558-440

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Fuel Injection System Wiring Harnesses, Holley EFI, 2V Modular EFI, with Main, Power, Injector Harnesses, for HP, Dominator ECU, Ford, 4.6-5.4L, Kit

Part Number: HLY-558-505

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Ignition Coil Wiring Harnesses, Holley EFI, Coil Harness, Ford Coyote, Plug-and-Play, for HP EFI, Dominator EFI, Ford, F150, Mustang, 5.0L, Each

Part Number: HLY-558-317

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Ignition Coil Wiring Harnesses, Holley EFI, Coyote Ti-VCT, Coil Harness, OE Connectors, Plug-and-Play, for HP EFI, Dominator EFI, Ford, 5.0L, Each

Part Number: HLY-558-322

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Fuel Injection System Components, Sniper 2 EFI, Throttle Body System, CAN Hub, Direct Connect, Plastic Case, Black, Plug-and-Play, 5-Port, Each

Part Number: SNE-558-494

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Fuel Injection System Components, Pressure Transducer, Replacement, 0-3,000 psi, 0.5-4.5 V, 1/8 in.-27 NPT, for Avenger, HP, Dominator EFI, Each

Part Number: HLY-554-137

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Fuel Injection System Components, Bluetooth Module, for Holley, Sniper 2 EFI, Each

Part Number: SNE-558-498

5.0 out of 5 stars ( 2 )

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Wiring Harnesses, Holley EFI, Coyote, with TI-VCT/Stock Coils, Main Harness, MPFI, for HP, Dominator, EFI Systems, Ford, 5.0L, Each

Part Number: HLY-558-110

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Fuel Injection System Components, Holley EFI, Coyote Ti-VCT, Sub-Harness, for Stock Camshafts, with Holley HP, Dominator EFI, Ford, 5.0L, Coyote, Each

Part Number: HLY-558-124

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Fuel Pumps, Fuel Cell, Drop-In EFI, 170 lph, 130 psi, -8 AN Inlet, -10 AN Outlet, 12-bolt Flange, Each

Part Number: HLY-12-148

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Wiring Harnesses. Holley EFI, Replacement, Wideband O2 Adapter Harness, Terminator EFI Systems, Pre-Terminated, Plug-and-Play, Each

Part Number: HLY-558-463

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Ignition Coil Wiring Harnesses, Holley EFI, Coil Harness, Ford 2V Modular, Plug-and-Play, for HP, Dominator EFI Systems, Ford, Lincoln, Mercury, Each

Part Number: HLY-558-314

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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

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Ignition Coil Wiring Harnesses, Holley EFI, Gen III Hemi, Coil Harness, Late Style, OE Connectors, for HP, Dominator EFI Systems, Dodge, 5.7L, Each

Part Number: HLY-558-311

4.0 out of 5 stars ( 1 )

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Ignition Coil Wiring Harnesses, Holley EFI, Gen III Hemi, Coil Harness, Early Style, OE Connectors, for HP, Dominator EFI Systems, Dodge, 5.7L, Each

Part Number: HLY-558-310

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Throttle Body, Sniper EFI, Multi-port Injection, 92mm Bore, Billet Aluminum, Black Anodized, Hardware, Chevy, LS, 4.8-7.0L, Each

Part Number: SNE-860004-1

4.33 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 550 HP Max, Pre 1986 Small Block Chevy, Kit

Part Number: EDL-35770

3.63 out of 5 stars ( 8 )

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Fuel Injection System, Easy Street 600 HP Self-Tuning, Throttle Body, Gold, Injectors, ECM, Kit

Part Number: FIF-30005

3.8 out of 5 stars ( 35 )

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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

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Wiring Harness Adapters, Sniper EFI 1 Harness to Sniper EFI 2 System, Pre-Terminated, Each

Part Number: SNE-558-489

5.0 out of 5 stars ( 3 )

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Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 550 HP Max, 351W Small Block Ford, Kit

Part Number: EDL-35950

4.31 out of 5 stars ( 13 )

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Throttle Body, Sniper EFI, Multi-port Injection, 102mm Bore, Billet Aluminum, Black Anodized, Hardware, Cable Operated, Chevy, LS, 4.8-7.0L, Each

Part Number: SNE-860005-1

3.42 out of 5 stars ( 12 )

Estimated Ship Date: Today

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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

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

Part Number: SNE-565-341

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