Availability
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2 Sensor, Wideband, CANBUS, Ford, 4.6L, Kit
Part Number: HLY-550-628N
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
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
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
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: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
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: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, GM, LS2, LS3, LS7, Bosch O2, Kit
Part Number: HLY-550-607
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Engine Management System, LSA Controller, Chevy, 6.2L, Kit
Part Number: NAL-19369381
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Computer Programmers, Modified PCM and Trinity 2 Platinum Package, Competition Use Only, Dodge, 6.2L, Kit
Part Number: DBL-HCHAL19-T2
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Computer Programmers, Modified PCM and Trinity 2 Platinum Package, Competition Use Only, Dodge, 6.2L, Kit
Part Number: DBL-HCHAR19-T2
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Engine Management Systems, HP EFI, ECU and Harness Up to 16-Injectors, 8-Coils, NTK O2 Sensor, Wideband, CANBUS, Ford, 4-valve, 5.0L, Kit
Part Number: HLY-550-619N
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 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 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 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-valve, 5.0L, Kit
Part Number: HLY-550-619
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Engine Management Systems, Nexus S2, ECU with 8 ft, Universal Harness, Kit
Part Number: HTH-HT-212200
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
Engine Management System Lt4, Pre-Programed ECU, Harness,Sensors, Throttle Pedal, Fuel Pump Power Module, Kit
Part Number: NAL-19418595
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Engine Management System, LS9, Controller, Harness, Fuse Box, Electronic Throttle Pedal, Oxygen Sensors, Mass Air Flow Sensor, Chevrolet, LS9, Kit
Part Number: NAL-19369382
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
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: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered 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, Drive-By-Wire Capable, Oxygen Sensors Included, L96 Crate Engine, Kit
Part Number: NAL-19418490
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Engine Management System, XFI Engine Transplant, No Throttle Body, ECU, Ignition Module, VVT Module, Wiring Harness, Ford, Coyote, Kit
Part Number: FST-303007
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Engine Management System, XFI Engine Transplant, 87mm Big Mouth Throttle Body, ECU, Ignition Module, VVT Module, Wiring Harness, Ford, Coyote, Kit
Part Number: FST-303006
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
RB Single Cam Elite 2500 ECU Harness Kit
Part Number: HTH-HT-151311
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Engine Management Systems, Nexus R5s with Universal Wire-In Harness Kit, 8 ft. Wiring Harness, Transmission Controller, Kit
Part Number: HTH-HT-195200
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Engine Management Systems, Drive-By-Wire Capable, Oxygen Sensors Included, DR525 Crate Engine, Kit
Part Number: NAL-19354340
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Management Systems, LT5, Supercharged, Controller, 8L90-E Transmission, Chevy, 6.2L V8, Kit
Part Number: NAL-19418244
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
RB Terminated Harness Base Kit, Elite 2500 ECU, ATS, CTS
Part Number: HTH-HT-151306
Not Yet Reviewed
Estimated Ship Date: Jan 14, 2026 if ordered today
Estimated Ship Date: Jan 14, 2026 if ordered today
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