Holley Parts and Accessories

Fuel Injection Systems, Sniper EFI, 2300, Throttle Body, Polished, 2300 Flange, Injectors, Fuel Pump, Pressure Regulator, Harness, Tuner, Kit

Part Number: SNE-550-849K

4.04 out of 5 stars ( 28 )

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Fuel Injection Systems, Sniper EFI, Stealth 4150, 650HP Max, Throttle Body, Shiny, 4150 Flange, Injectors, Fuel Pump, Regulator, Harness, Tuner, Kit

Part Number: SNE-550-870K

4.88 out of 5 stars ( 8 )

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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 )

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

Part Number: SNE-550-510-BXK

1.0 out of 5 stars ( 1 )

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

Part Number: HLY-534-293

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

Part Number: SNE-550-511-BXK

1.0 out of 5 stars ( 1 )

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Installation Kits, Transmission, TKX, TKO, Aluminum Bellhousing, 12 in. Disc, 26 Spline, Billet Flywheel, 6-Bolt, SBC, LS, Gen III/IV, Kit

Part Number: HLY-319-504

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Engine Management Systems, Terminator X MAX, Universal, 8-EV1 Injectors, 8-Coils, GM Drive-by-Wire, Tuner/Trans Control, Domestic, Pushrod Engine, Kit

Part Number: HLY-550-950

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Intake Manifolds, Gen III, Hemi Hi-Ram EFI, Multi-port, 105mm, Standard Deck, Aluminum, Black Finish, Chrysler, Dodge, Jeep, 5.7L, 6.1L, 6.4L, Each

Part Number: HLY-300-651BK

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Estimated Ship Date: Jan 26, 2026 if ordered today

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

Part Number: HLY-550-932T

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Estimated Ship Date: Jan 26, 2026 if ordered today

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

Part Number: SNE-550-511-BXD

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Sanden 7 A/C, Chevy, V8, Kit

Part Number: HLY-20-138

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Analog, USB Cable, Chevy, LS, 4,8-6.2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-933T

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Fuel Injection Systems, Sniper EFI, 2GC, Throttle Body, Gold, Large Bore, 2GC Flange, Injectors, Fuel Pump, External, Regulator, Harness, Tuner, Kit

Part Number: SNE-550-857K

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Estimated Ship Date: Jan 30, 2026 if ordered today

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

Part Number: HLY-534-296

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Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Without A/C, Black Powdercoated, Chevy, V8, Kit

Part Number: HLY-20-143BK

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Carburetors, Gen 3 Ultra Dominator, 1,050 cfm, 4-barrel, Mechanical Secondaries, Dual Inlet, Black and Shiny Finish, Annular Booster, 3-circuit, Each

Part Number: HLY-0-80903BK

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

Part Number: HLY-534-292

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Estimated Ship Date: Jan 26, 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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Installation Kits, Transmission, TKX, TKO, Aluminum Bellhousing, 12 in. Disc, 26 Spline, Billet Flywheel, 8-bolt, SBC, LS, LT, Gen III/IV, Kit

Part Number: HLY-319-505

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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: Jan 26, 2026 if ordered today

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Engine Management Systems, Terminator X, Up to 8-EV1 Injectors, 8-Coils, Analog, O2 Sensor, Plug-and-Play, USB Tuning Cable, Ford, 4.6L, 5.4L, Kit

Part Number: HLY-550-1220

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Engine Management Systems, Terminator X, Up to 8-EV6 Injectors, 8-Coils, Analog, O2 Sensor, Plug-and-Play, USB Tuning Cable, Ford, 4.6L, 5.4L, Kit

Part Number: HLY-550-1221

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Intake Manifolds, Sniper EFI, Dual Plenum, Cathedral Port, 92mm Throttle Body, 1,600-6,800 RPM, Aluminum, Silver, Chevy, LS, 4.8-6.0L, Each

Part Number: SNE-820201

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coils, Sensors, USB Tune Cable, Chevy, LS, 4.8-6,0L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-930T

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Estimated Ship Date: Jan 26, 2026 if ordered today

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