Engine Management Systems

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 12/22/2025

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Engine Management Systems, Terminator X, Up to 8-EV6 Injectors, 8-Coils, Analog Input, O2 Sensor, Plug-and-Play, 3.5 in. Controller, Ford, 5.0L, Kit

Part Number: HLY-550-1213

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Estimated Ship Date: Monday 12/22/2025

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

Part Number: HLY-550-933

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Engine Management System, LT4 Crate Engine, Controller, Sensors, Pedal, Harness, Fuse Box, Power Module, Chevrolet, LT4, Kit

Part Number: NAL-19419241

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Estimated Ship Date: Monday 12/22/2025

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Engine Management System, FT600, EFI System, Without Harness, Each

Part Number: FCH-FT600ECU

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Estimated Ship Date: Monday 12/22/2025

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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

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Estimated Ship Date: Monday 12/22/2025

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Engine Management Systems, MegaSquirt Gen2, Plug and Play, Ford, Each

Part Number: DIY-S0041

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Estimated Ship Date: Monday 12/22/2025

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Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 4.6L, 5.4L, Kit

Part Number: HLY-550-1318

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Engine Management System, FT550, EFI System, Without Harness, Each

Part Number: FCH-FT550ECU

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Estimated Ship Date: Monday 12/22/2025

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Engine Management Systems, Crate Engine Control Packs, Oxygen Sensor, Ford, 2.3L, Kit

Part Number: FMS-M-6017-23T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Engine Management Systems, Terminator LS, Plug-andPlay, 8-Injectors, 8-Coils, Analog Inputs, with Controller, Chevy, Truck, 4.8-6.0L, 24x Crank, Kit

Part Number: HLY-550-614

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 7, 2026 if ordered today

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Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Sensors, Chevy, LS, 5.7L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-929

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Engine Management System Combo, Megasquirt PNP Gen2, Wideband Gauge, Ford, Kit

Part Number: CMB-03-0269

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Estimated Ship Date: Monday 12/22/2025

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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-550-1413

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Drive-by-Wire, 3.5 in. Controller, Chrysler, Dodge, 5.7-6.4L, Non-VVT, Kit

Part Number: HLY-550-1423

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Estimated Ship Date: Monday 12/22/2025

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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

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Trans Control, Analog, USB Tune Cable, Chevy, LS, 5.7L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-934T

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Estimated Ship Date: Monday 12/22/2025

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Engine Management Systems, Dominator EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, Ford, Lincoln, 4.3-5.0L, Push-rod Engine, Kit

Part Number: HLY-550-655

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, GM, LS2, LS7, 58x Crank Sensor, Kit

Part Number: HLY-550-603

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/22/2025

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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-550-1217

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Estimated Ship Date: Monday 12/22/2025

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Engine Management Systems, Terminator X, Up to 8-Injectors, 8-Coil, Analog, CANBUS, Sensors, USB Tuning Cable, Chevy, 4.8-6.2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-910T

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Estimated Ship Date: Monday 12/22/2025

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Chevy, LS, 5.7L, Kit

Part Number: HLY-550-602

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Jan 7, 2026 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, Ford, Multi-Point, Kit

Part Number: HLY-550-606N

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 7, 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, 3.5 in. Controller, Ford, 4.6L, 5.4L, Kit

Part Number: HLY-550-1216

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Estimated Ship Date: Monday 12/22/2025

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

Part Number: HLY-550-959

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Estimated Ship Date: Jan 8, 2026 if ordered today

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