Engine Management Systems

Engine Management Systems, Dominator EFI, ECU, Up to 24-Injectors, 12-Coil, Digital/Analog Input, Drive-by-Wire, VVT, Trans Control, 4L60E/4L80E, Each

Part Number: HLY-554-114

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Engine Management Systems, Nexus Rebel LS, EV6, 6-Pin, DBW, 8-Injectors, 8-Coils, Sensors, Tuner Controls, Chevy, LS, 4.8-6,0L, Kit

Part Number: HTH-HT-220204

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Estimated Ship Date: Today

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• $100.00 Summit Bucks

Engine Management Systems, Nexus Rebel LS, EV1, Cable Driven, 8-Injectors, 8-Coils, Sensors, Tuner Controls, Chevy, LS, 4.8-6,0L, Kit

Part Number: HTH-HT-220201

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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• $100.00 Summit Bucks

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 )

Estimated Ship Date: Today

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

Part Number: FCH-3010005496

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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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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-550-650

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

Part Number: HLY-550-651

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

Part Number: FCH-3010004009

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NKT O2, GM, LS2, LS7, 58x Crank Sensor, Kit

Part Number: HLY-550-603N

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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, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NKT O2 Sensor, GM, LS, 24x Crank Sensor, Kit

Part Number: HLY-550-602N

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Engine Management Systems, Dominator EFI, Lightweight ECU, Up to 24-Injectors, 12-Coils, Digital/Analog Input, Drive-by-Wire, VVT, Trans Control, Each

Part Number: HLY-554-114LW

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Engine Management Systems, Nexus R5 ECUs, Transmission Controller, Each

Part Number: HTH-HT-195000

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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: May 12, 2025 if ordered today

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• Special Order

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Universal, MPFI, Kit

Part Number: HLY-550-604

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Engine Management Systems, Nexus R5s with Universal Wire-In Harness Kit, 16 ft. Wiring Harness, Transmission Controller, Kit

Part Number: HTH-HT-195201

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Estimated Ship Date: May 13, 2025 if ordered today

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• Special Order

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 )

Estimated Ship Date: Today

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Engine Management System, MS3Pro PNP, Factory Dash Control, Ford, Kit

Part Number: DIY-S0036

Not Yet Reviewed

Estimated Ship Date: May 9, 2025 if ordered today

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

Part Number: HLY-550-657

Not Yet Reviewed

Estimated Ship Date: May 12, 2025 if ordered today

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• Special Order

Engine Management System, FT450, EFI System, Without Harness, Each

Part Number: FCH-3010005384

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ECU, Fast XFI, Fuel Injection, with Data Logging, Kit

Part Number: FST-301003

3.0 out of 5 stars ( 1 )

• Free Shipping
• Special Order

Engine Control Unit, FAST XFI 2.0, Kit

Part Number: FST-301000

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2025 if ordered today

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• Special Order

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: Today

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Engine Management Systems, Elite 2500 ECU, Four Digital Inputs, Ten Analog Inputs, Each

Part Number: HTH-HT-151300

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