Engine Management Systems

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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Engine Management System, MicroSquirt, 4 Digital Inputs, 7 Analog Inputs, Kit

Part Number: DIY-MICROSQUIRT8

3.8 out of 5 stars ( 5 )

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Engine Management Systems, HP EFI, ECU, Replacement, Plug-and-Play, 16-Injectors, Eight Coils, Analog Inputs, USB Cable, Software, Each

Part Number: HLY-554-113

3.83 out of 5 stars ( 6 )

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Engine Management Systems, Dominator EFI, Connects 24-EV1 Injectors, 12-Coils, Analog/Digital inputs, 1x Cam Sensor, Chevy, 5.7L, 6.0L, 24x Crank, Kit

Part Number: HLY-550-656

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Engine Management System, 5.0L Crate Engine Control Pack, Ford, 5.0L, Kit

Part Number: FMS-M-6017-504V

3.0 out of 5 stars ( 2 )

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, for GM TPI, Holley Stealth Ram, Kit

Part Number: HLY-550-601

4.86 out of 5 stars ( 7 )

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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 )

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

Part Number: HLY-550-652

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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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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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Engine Management Systems, Coyote 5.0L Control Packs, Oxygen Sensor, Ford, 5.0L, Kit

Part Number: FMS-M6017M50A

5.0 out of 5 stars ( 2 )

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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 )

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Engine Management System, 5.0L Control Pack, Ford, Automatic Transmission, Kit

Part Number: FMS-M6017M50BAA

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

Part Number: DIY-S0041

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

Part Number: FCH-FT600ECU

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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 )

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

Part Number: FCH-FT550ECU

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

Part Number: CMB-03-0269

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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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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 15, 2026 if ordered today

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Engine Management Systems, Dominator EFI, 24-EV1 Injectors, 12-Coils, Analog/Digital, Drive-by-wire, 4x Cam Sensor, Chevy, 4.8-7.0L, 58x Crank, Kit

Part Number: HLY-550-659

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coil, Trans Control, Sensors, USB Tune Cable, Chevy, LS, 5.7L, 1x Cam, 24x Crank, Kit

Part Number: HLY-550-926T

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Estimated Ship Date: Jan 12, 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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Estimated Ship Date: Jan 15, 2026 if ordered today

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Engine Management Systems, Coyote , Gen 4X, Manual Transmission Controller, Air Box, Radiator Hoses, Power Distribution Module, Ford, Kit

Part Number: FMS-M-6017-M50HM

5.0 out of 5 stars ( 1 )

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Engine Management Systems, Elite 1500 ECU, Four Digital Inputs, Ten Analog Inputs, Each

Part Number: HTH-HT-150900

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