Ignitions & Electrical

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

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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

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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-550-653

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Magneto, Pro Mag 12LT, Billet Aluminum, Polished, Sprint Car, Chevy, V8, Each

Part Number: MSD-7908

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Engine Management Systems, Nexus S3, ECU with Plug'n'Play Harness, Toyota, Supra A80, 2JZ, Kit

Part Number: HTH-HT-213324

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Magnetos, Pro Mag Lite, Magnetic, Male/HEI, Black Billet Aluminum Housing, Circle Track, Drag Race, Sprint Car, Pro Mag 12LT, Chevrolet, V8, Each

Part Number: MSD-79083

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Bosch O2 Sensor, Wideband, CANBUS, Ford, 4.6L, Kit

Part Number: HLY-550-628

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Chevy, LS, 5.7L, Kit

Part Number: HLY-550-602

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Data Acquisition Components, SmartWire Kits, 8 Channel, Drag Race/Junior Drag Race/Kart, Kit

Part Number: RPK-S0041

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Engine Management Systems, Nexus S2, ECU with Plug'n'Play Harness, Mazda RX-7, FD S6, Kit

Part Number: HTH-HT-212307

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Engine Management Systems, Nexus S2, ECU with Plug'n'Play Harness, for Nissan, S13, Kit

Part Number: HTH-HT-212315

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Estimated Ship Date: Mar 30, 2026 if ordered today

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

Part Number: HTH-HT-151301

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MODULE KIT

Part Number: NAL-19433248

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Engine Management System, LT4, 8-Speed, Kit

Part Number: NAL-19419242

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Estimated Ship Date: Jul 14, 2026 if ordered today

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

Part Number: HLY-550-1631LSD

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Bosch O2 Sensor, Wideband, CANBUS, Ford, 4-valve, 5.0L, Kit

Part Number: HLY-550-619

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Engine Management Systems, Terminator X MAX, Up to 8-EV6 Injectors, 8-Coil, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 5.0L, Kit

Part Number: HLY-550-1313

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Engine Management Systems, Terminator X MAX, Up to 8-EV6 Injectors, 8-Coils, Plug-and-Play, Drive-by-Wire, Tuner/Trans Control, 4R70W, Ford, 5.0, Kit

Part Number: HLY-550-1508

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Engine Management Systems, HP EFI, ECU and Harness, Connects 16-Injectors, 8-Coils, Bosch O2, Wideband, Ford, Lincoln, Mercury, 2V, 4.6L, 5.4L, Kit

Part Number: HLY-550-616

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Bosch O2 Sensor, Wideband, CANBUS, Ford, 4-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-617

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: HLY-550-1611

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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: Apr 6, 2026 if ordered today

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Engine Management Systems, Terminator X, Up to 8-EV6 Injectors, 8-Coils, Analog Input, O2 Sensor, Plug-and-Play, 3.5 in. Controller, Ford, 5.0L, Kit

Part Number: HLY-550-1211

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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, 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

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Estimated Ship Date: Apr 6, 2026 if ordered today

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