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Holley Terminator X MAX Engine Management Systems 550-1409

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-550-1409

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley HP EFI ECU and Harness Kits 550-604

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

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-1421

Engine Management Systems, Terminator X MAX, 8-EV6 Injectors, 8-Coils, Drive-by-Wire, 3.5 in. Controller, Chrysler, Dodge, 5.7L, 6.1L, Non-VVT, Kit

Part Number: HLY-550-1421

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-931T

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 )

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Haltech Nexus R3 VCU with Universal Wire-In Harness Kits HT-193200

Engine Management Systems, Nexus R3 with Universal Wire-In Harness Kits, Transmission Controller, Kit

Part Number: HTH-HT-193200

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-930

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

Part Number: HLY-550-930

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-1620

Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coils, Plug-and-Play, LT Drive-by-Wire, Chevy, Early LT, 5.3L, 6.2L, Kit

Part Number: HLY-550-1620

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-943

Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Analog, Trans and Tuner Controls, Ford Injector Spacing, 4R70W Harness, Kit

Part Number: HLY-550-943

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Summit Racing™ Megasquirt Engine Management Combos for 1986-1993 MUSTANG, 1986-1988 THUNDERBIRD - 03-0269

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

Part Number: CMB-03-0269

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X Engine Management Systems 550-1219

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-550-1219

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-934T

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

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Dominator EFI Vehicle Management Systems 550-654

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

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley HP EFI ECU and Harness Kits 550-601

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: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-1317

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

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Dominator EFI Vehicle Management Systems 550-653

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-550-653

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X Engine Management Systems 550-1601

Engine Management Systems, Terminator X, Up to 8-Injectors, 8-Coils, Plug-and-Play, Analog Inputs, Controller, Chevy, Late LT, 5.3L, 6.2L, Kit

Part Number: HLY-550-1601

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-935

Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Analog, Trans and Tuner Controls, Chevy, LS, 4.8-6.2L, 4x Cam, 58x Crank, Kit

Part Number: HLY-550-935

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-944

Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Analog, Trans and Tuner Controls, Ford Injector Spacing, 4R70W Harness, Kit

Part Number: HLY-550-944

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/6/2026 if shipped by air

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Estimated Ship Date: Monday 4/6/2026 if shipped by air

Holley Terminator X MAX Engine Management Systems 550-1316

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-550-1316

Not Yet Reviewed

Estimated Ship Date: Monday 4/6/2026 if shipped by air