Engine Management Systems

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

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Fuel Injection Systems, Terminator X Max, LT4, Direct Injection, ECM, Self Tuning, Power Adder Compatible, Wiring Harness, Oxygen Sensor. GM Early,Kit

Part Number: HLY-550-1623

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Performance Tuner/Programmer

Part Number: FMS-M-6017-M52SC

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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: Today

• Free Shipping

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

• Free Shipping

Engine Control Unit, Elite 1500, with Premium Wire-In Harness, Universal, Kit

Part Number: HTH-HT-150904

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: DIY-S0036

Not Yet Reviewed

Estimated Ship Date: Aug 11, 2025 if ordered today

• Free Shipping

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

Part Number: CMB-03-0269

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: HLY-550-1630

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Management Systems, Nexus R3 ECU, Transmission Controller, Each

Part Number: HTH-HT-193000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Jul 31, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Management Systems, Elite 2500 ECU with Plug and Pin Set, Kit

Part Number: HTH-HT-151301

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Engine Management Systems, Terminator X, Up to 8-EV6 Injectors, 8-Coil, Analog, O2 Sensor, Plug-and-Play, Controller, Dodge, Chrysler, 5.7L, 6.1L, Kit

Part Number: HLY-550-1223

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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: Aug 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: CMB-03-0270

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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: Jul 31, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: HTH-HT-195201

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Engine Management Systems, Elite 750 ECU with Premium Universal Wire-In Harness, 8 ft. Premium Wiring Harness, Kit

Part Number: HTH-HT-150604

Not Yet Reviewed

Estimated Ship Date: Jul 18, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: HTH-HT-195000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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: Aug 4, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order