Engine Management Systems

Engine Management Systems, Terminator X, Multi-Port, 8-EV1 Injectors, 8-Coils, Analog Input, Sensors, Tuner Controls, Plug-and-Play, Universal, Kit

Part Number: HLY-550-936

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

• Free Shipping

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: Tomorrow

• Free Shipping

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

Part Number: DIY-MICROSQUIRT8

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

• Free Shipping

Engine Management System, Godzilla 7X, PCM, Air Cleaner Assembly, Sensors, Accelerator Pedal, Automatic Transmission, 10R80, Ford, Kit

Part Number: FMS-S0071

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

ECU, MS3 Pro, Mini Engine Management System, Each

Part Number: DIY-S0044

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NTK O2, Wideband, CANBUS, Universal, MPFI, Kit

Part Number: HLY-550-604N

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

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

Part Number: HTH-HT-150900

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• 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: Tomorrow

• Free Shipping

Engine Control Unit, FAST XFI 2.0, Kit

Part Number: FST-301000

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Engine Control System, XFI Sportsman EFI, ECU, Wiring Harness, Wide-band O2 Sensor, Kit

Part Number: FST-303000

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

• Free Shipping

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: Tomorrow

• Free Shipping

ECU Replacement for 30226-KIT

Part Number: FST-30226

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

• Free Shipping

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 ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping

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

Part Number: HLY-550-950

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

EZ-EFI 2.0 Self Tuning Engine Control System - Multi-Port Retro-Fit Type, Kit

Part Number: FST-30404-KIT

3.2 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

• 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: Tomorrow

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HLY-550-606

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Management System, Pro-Flo 4 EFI Standalone ECU and Harness Kit, Wideband Controller, One Wideband Channel, Kit

Part Number: EDL-35721

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Tomorrow

• Free Shipping

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NTK O2, Wideband, Universal, Un-terminated, Kit

Part Number: HLY-550-605N

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Engine Management System, Godzilla 7X, PCM, Air Cleaner Assembly, Sensors, Accelerator Pedal, Manual Transmission, Ford, Kit

Part Number: FMS-M-6017-73M

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, O2 Sensor, for GM TPI, Holley Stealth Ram, Kit

Part Number: HLY-550-601N

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HLY-550-605

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Management Systems, Terminator EFI, Module, Replacement, Self-Tune, Controls 8-Injectors, 8-Coils, Four Analog Inputs, Wideband, CANBUS, Each

Part Number: HLY-554-119

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping