Holley Fuel Injection

Fuel Injections System Wiring Harnesses, Gen III Hemi, Drive-By-Wire Harness, Late Pedal, OE Connectors, Plug-and-Play, Chrysler, Dodge, Jeep, Kit

Part Number: HLY-558-418

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Fuel Injection System Wiring Harnesses, Holley EFI, Terminator, Throttle Body Systems, Plug-and-Play, Upgrade Harness, for 205 lb./hr. Injectors, Each

Part Number: HLY-558-439

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Fuel Injection System Wiring Harnesses, Holley EFI, Terminator Stealth 2X4, Primary Throttle Body Sub Harness, Pre-Terminated, Plug-and-Play, Each

Part Number: HLY-558-459

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Estimated Ship Date: Dec 15, 2025 if ordered today

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O-ring Seals, Fuel Injector, Replacement, Rubber, Delphi Style, 8-piece, Set

Part Number: HLY-508-19

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Throttle Plates and Kits, Holley EFI, Replacement, 2.250 in. Diameter, Aluminum, High-Flow EFI, for 2,0000 cfm, Throttle Body, Each

Part Number: HLY-9925-103

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Fuel Injection Systems, Terminator X Max, Stealth 4150, 58X LS EFI, Four Injector, Throttle Body, Aluminum, Shiny, Trans Control, Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1063

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Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Return Style Pump, Bluetooth, Kit

Part Number: SNE-550-511-BXR

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Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Black, 4150 Flange, 650 hp Max, 800 CFM, Return Style Pump, 5 in. Display, Kit

Part Number: SNE-550-511-5XR

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Throttle Bodies, Terminator X, Stealth 4500 EFI, Eight Injector, Speed Density, Aluminum, Polished, Each

Part Number: SNE-534-301

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Throttle Bodies, Terminator X, Stealth 4150 EFI, Cable Actuation, Four Injectors, 100 lb/hr, Cast Aluminum, Gold Finish, Includes Sensors, Each

Part Number: HLY-534-294

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Fuel Injection System, Sniper 2, Self-Tuning, Throttle body, Polished, 4150 Flange, 650 hp Max, 800 CFM, Returnless Pump, 5 in. Display, Kit

Part Number: SNE-550-510-5XD

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Hardware Kits, Replacement, O-rings, Gaskets, Hardware, Hi-Ram Intake 300-301, 302, 303, Ford, 5.0L, Windsor, Kit

Part Number: HLY-508-40

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Fuel Injectors, Terminator X, EFI, 205 lbs./hr., USCAR Plug, EV14 Body, 12V Saturated, High Impedance, 2.85 in. Overall Height, 0.97 OD, Set of 4

Part Number: HLY-522-205

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Fuel Injectors, 24 lbs/hr., Tri-cone Spray, Bosch Plug, EV1 Body, 12V Saturated Circuit, 2.85 in. Seat Height, High Impedance, Each

Part Number: HLY-522-241

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Throttle Body Adapter, Replacement, 105mm Adapter, Front-Feed, Holley EFI, LT1, Gen V, Ultra Lo-Ram Intake, Black Finish, Each

Part Number: HLY-300-714BK

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Throttle Bodies, Terminator X, Stealth 4150 EFI, Cable Actuation, Air Valve, for MPFI Manifolds, Cast Aluminum, Shiny Finish, GM TPS Sensor, Each

Part Number: HLY-534-307

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Fuel Injection Pumps, Dual Tank, Includes, Filter, Wire Harness, Relays, for 1- or 2-barrel, Pro-Jection System, Kit

Part Number: HLY-534-37

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Wiring Harness, Replacement, Fuel Injector Wiring, Throttle Body Style, Speed Density Metering, for 2-barrel, Digital Pro-Jection, Closed Loop, Each

Part Number: HLY-534-56

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Estimated Ship Date: Dec 15, 2025 if ordered today

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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: Dec 15, 2025 if ordered today

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Fuel Injection System Wiring Harnesses, Holley EFI, Coyote Ti-VCT, Main Harness, Plug-and-Play, Drive-by-Wire, with Holley Smart Coils, Ford, 5.0L Kit

Part Number: HLY-558-122

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Fuel Injection Systems, HP EFI Retrofit, Engine Management, Multi Point, 4-barrel, 4150 Flange, Sensors, Fuel Rails, Regulator, Wire Harness, Kit

Part Number: HLY-550-500

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Fuel Injection Systems, HP EFI Retrofit, Engine Management, Multi Point, 4-barrel, 4500 Flange, Sensors, Fuel Rails, Regulator, Wire Harness, Kit

Part Number: HLY-550-501

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2, Wideband, Ford, Lincoln, Mercury, 2-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-616N

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2 Sensor, Wideband, CANBUS, Ford, 4-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-617N

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Fuel Injection Systems, Terminator X, Stealth 4150, 24X LS EFI, Four Injector, Throttle Body, Speed Density, Aluminum, Gold Chevy, 4.8-7.0L, Kit

Part Number: HLY-550-1022

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Estimated Ship Date: Dec 15, 2025 if ordered today

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