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Holley HP EFI ECU and Harness Kits

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Holley HP EFI ECU and Harness Kits
Holley HP EFI ECU and Harness Kits

18 Customer Reviews

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.)

Features and notes:

* 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

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Holley 550-602 - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP ECU and Harness for LS1 and LS6, Kit

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Part Number: HLY-550-602 More Detail...

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$1,936.95

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Holley 554-113 - Holley HP EFI ECU and Harness Kits

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Engine Control Unit, Holley HP EFI, Each

(3)

Part Number: HLY-554-113 More Detail...

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$1,254.95

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Holley 550-606 - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP EFI ECU and Harness Kit, Use With Ford Multi-Point EFI, Holley, Each

(1)

Part Number: HLY-550-606 More Detail...

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$1,828.95

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Holley 550-603 - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP ECU/Harness, LS2, LS3, LS7, USCAR/EV6 Style Inj., Harness, 58X Crank Sensor, Kit

(2)

Part Number: HLY-550-603 More Detail...

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$1,936.95

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Holley 550-604 - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP ECU and Universal V8 MPFI Harness, Kit

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Part Number: HLY-550-604 More Detail...

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$1,873.95

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Holley 550-606N - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP ECU and Harness Kit, Use With Ford Multi-Point EFI, NTK O2 Sensor, Holley, Each

(1)

Part Number: HLY-550-606N More Detail...

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$1,995.95

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Holley 550-601 - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP ECU & Harness for GM TPI & Holley Stealth Ram, Kit

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Part Number: HLY-550-601 More Detail...

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$1,873.95

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Holley 550-602N - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP EFI ECU Kit, For GM LS1 Engines, NTK Wideband Oxygen Sensor, Holley, Each

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Part Number: HLY-550-602N More Detail...

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$2,102.95

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Holley 550-607N - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP EFI ECU and Harness Kit, Use With GM LS2/LS3/LS7 Engines, NTK O2 Sensor, Each

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Part Number: HLY-550-607N More Detail...

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$2,102.95

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    Order this item and get free delivery and handling on your entire order! Offer excludes truck freight and oversize fees. Valid on orders shipped in the contiguous United States.

Holley 550-607 - Holley HP EFI ECU and Harness Kits

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Engine Management Systems, HP EFI ECU and Harness Kit, Use With GM LS2/LS3/LS7 Engines, Holley, Each

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Part Number: HLY-550-607 More Detail...

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$1,936.95

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    Order this item and get free delivery and handling on your entire order! Offer excludes truck freight and oversize fees. Valid on orders shipped in the contiguous United States.

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