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Holley HP EFI ECU and Harness Kits
Holley HP EFI ECU and harness kits allow you to manage automotive functions—like the fuel and ignition of your engine, along with controlling nitrous, boost, or water/methanol. Select the model with options needed for your vehicle application. (Note: some models are engine-specific.)
Browse Holley HP EFI ECU and Harness Kits Products
Items 1-14 of 14
Description: 2011-2012 FORD COYOTE TI-VCT HP EFI KIT with Bosch Oxygen Sensor
Item #: HOL/550-619
Condition:
New
Limited Supply: Only 1 Left!
Estimated Ship Date: 8/24/2023
Price: $3,566.95
Description: 2011-2012 FORD COYOTE TI-VCT HP EFI KIT with NTK Oxygen Sensor
Item #: HOL/550-619N
Condition:
New
Limited Supply: Only 2 Left!
Estimated Ship Date: 7/27/2023
Price: $3,805.95
Description: 2013-2015.5 FORD COYOTE TI-VCT HP EFI KIT with Bosch Oxygen Sensor
Item #: HOL/550-625
Condition:
New
Estimated Ship Date: 8/31/2023
Description: 2013-2015.5 FORD COYOTE TI-VCT HP EFI KIT with NTK Oxygen Sensor
Item #: HOL/550-625N
Condition:
New
Limited Supply: Only 1 Left!
Estimated Ship Date: 7/27/2023
Price: $3,675.95
Description: FORD COYOTE TI-VCT CAPABLE HP EFI KIT with Bosch Oxygen Sensor
Item #: HOL/550-628
Condition:
New
Limited Supply: Only 3 Left!
Estimated Ship Date: 7/27/2023
Price: $2,473.95
Description: FORD COYOTE TI-VCT CAPABLE HP EFI KIT with NTK Oxygen Sensor
Item #: HOL/550-628N
Condition:
New
Limited Supply: Only 2 Left!
Estimated Ship Date: 9/14/2023
Price: $2,600.95
Description: HILBORN TERMINATOR X MPFI UNIVERSAL
Item #: HOL/550-718
Condition:
New
Limited Supply: Only 0 Left!
Estimated Ship Date: 8/24/2023
Price: $1,149.95
Description: HP EFI ECU & HARNESS KIT Complete 99-04 2 Valve Ford Modular "Bosch Style" with NTK Oxygen Sensor
Item #: HOL/550-616N
Condition:
New
Limited Supply: Only 6 Left!
Estimated Ship Date: 8/24/2023
Price: $2,870.95
Description: HP EFI ECU & HARNESS KIT Complete 99-04 2 Valve Ford Modular "Bosch Style" with Wideband O2
Item #: HOL/550-616
Condition:
New
Limited Supply: Only 0 Left!
Estimated Ship Date: 9/14/2023
Price: $2,657.95
Description: HP EFI ECU & HARNESS KIT Complete 99-04 4 Valve Ford Modular "Bosch Style" with NTK Oxygen Sensor
Item #: HOL/550-617N
Condition:
New
Limited Supply: Only 2 Left!
Estimated Ship Date: 9/28/2023
Price: $2,870.95
Description: HP EFI ECU & HARNESS KIT Complete 99-04 4 Valve Ford Modular "Bosch Style" with Wideband O2
Item #: HOL/550-617
Condition:
New
Limited Supply: Only 5 Left!
Estimated Ship Date: 9/14/2023
Price: $2,657.95
Description: HP EFI Multi-Port Fuel Injection System
Item #: HOL/550-810
Condition:
New
Estimated Ship Date: 8/17/2023
Description: HP EFI Universal MPI Retrofit Kit, 4150™ carburetor style intake manifolds
Item #: HOL/550-500
Condition:
New
Limited Supply: Only 4 Left!
Estimated Ship Date: 9/7/2023
Price: $3,467.95
Description: HP EFI Universal MPI Retrofit Kit, 4500™ carburetor style intake manifolds
Item #: HOL/550-501
Condition:
New
Limited Supply: Only 4 Left!
Estimated Ship Date: 8/24/2023
Price: $4,204.95
Items 1-14 of 14
More About Holley HP EFI ECU and Harness Kits
Features:
- Eight sequentially driven 8:2 peak and hold injector drivers capable of driving up to 16 low or high-impedance injectors are standard
- 8-channel distributorless ignition (DIS) outputs capable of directly driving "smart" ignition coils or Holley DIS coils
- Integrated, single-channel wideband oxygen sensor control. Works with NTK or Bosch sensors. More channels can be added via CAN bus.
- Internal data-logging is standard, with a huge 2GB of memory
- 4-stage progressive nitrous control
- Turbo boost control
- Integrated water/methanol injection control
- Self-tuning fuel table strategy greatly simplifies tuning process
- Individual cylinder fuel and spark control allow you to unlock your engine's potential
- Compatible with 4, 6, and 8-cylinder engines
- Unique lbs./hr.-based fueling strategy greatly simplifies tuning
- Advanced idle, closed loop, and enrichment strategies allow for very stable operation
- Fully potted and can be mounted in the engine compartment or interior
- Sealed automotive and marine-grade connectors
- Allows for use of common OEM sensors, as well as customer sensor calibration input
- Ignition plug-and-play with GM 24x and 58x LSx engines, GM HEI, Ford TFI, magnetic, and hall effect trigger, and other ignition systems
- 1-5 bar MAP sensor capability
- 2-channel knock control sensor inputs for both one and 2-wire knock sensors
- Dedicated fuel and oil pressure inputs
- Control both stepper and PWM idle air control (IAC) motors
- Speed density, Alpha-N, or combination fueling strategies
- Four programmable high or low pulse width modulated (PWM) outputs and four fully configurable inputs can be configured for use
- Lean or rich safety cutoff