Availability
Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Trans Control, Sensors, USB Tune Cable, Chevy, LS, 5.7L, 1x Cam, 24x Crank, Kit
Part Number: HLY-550-916T
Estimated Ship Date: Today
Estimated Ship Date: Today
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-550-1218
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
EZ-EFI 2.0 Self Tuning Engine Control System - Multi-Port Retro-Fit Type, Kit
Part Number: FST-30404-KIT
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
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: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Engine Management System, MegaSquirt Gen2, Plug and Play Harness, Mazda, Miata, Kit
Part Number: DIY-S0012
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Performance Tuner/Programmer
Part Number: FMS-M-6017-M52SC
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Management Systems, Nexus S3, ECU with 8 ft, Universal Harness, Kit
Part Number: HTH-HT-213200
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Engine Management Systems, Elite 2500 ECU, Four Digital Inputs, Ten Analog Inputs, Each
Part Number: HTH-HT-151300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Management System, CORE ECU, Transmission Control, 4L60E, 4L80E, 58x/24x Compatible, Chevy, Small Block LS, Each
Part Number: HPT-COR-ECU-000
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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-550-1413
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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: Today
Estimated Ship Date: Today
Engine Control Unit, Elite 1500, with Premium Wire-In Harness, Universal, Kit
Part Number: HTH-HT-150904
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
Engine Management System, MS3Pro PNP, Factory Dash Control, Ford, Kit
Part Number: DIY-S0036
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
Engine Management System, PCM, Sensors, OBD-II Port, Pedal, Air Box, Harness, Ford 7.3L Gas Engine with 10R140 Transmission Swap, Kit
Part Number: FMS-M-6017-73A
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Management System, Canbus, Drive-by-Wire Capable, Oxygen Sensor Included, Gen IV LS, Tuned for MLL-PSLS3760CTF or MLL-PSLS3760CTFK, Kit
Part Number: MLL-BPPLS530
Not Yet Reviewed
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: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Engine Management Systems, Dominator EFI, 24-EV1 Injectors, 12-Coils, Analog/Digital, Trans Control, 4x Cam Sensor, Chevy, 4.8-7.0L, 58x Crank, Kit
Part Number: HLY-550-658
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Jan 14, 2026 if ordered today
Estimated Ship Date: Jan 14, 2026 if ordered today
Engine Management Systems, Elite 2500 ECU with Plug and Pin Set, Kit
Part Number: HTH-HT-151301
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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