Holley HP EFI ECU With Wiring Harness Kit For GM LS1/LS6 Engine With 24X Reluctor Wheel

Holley:
550-602
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MSRP $2,227.95
$2,004.95
You save 10%

Holley HP EFI ECU with a Wiring Harness for GM LS1/LS6 Engines with a 24X Reluctor Wheel.

Get more control over your LS1 or LS6 engine’s fuel, ignition and more with this Holley (550-602) HP EFI ECU with a Wiring Harness that’s now available at CJ Pony Parts! 

Features & Benefits:
- Allows You to Accurately Control Fuel, Ignition and More of LS1 or LS6 Engine
- Equipped with Four Programmable Inputs and Four Programmable Outputs Ideal for Most Vehicles with Single Power Adder
- Allows User to Configure System to Support Wide Range of Controls Including Boost Control, Progressive Nitrous, Water/Meth Injection, Speed Inputs, Fuel Pump Control, AC Inputs, Timing Retard Inputs and More
- Simple Plug-and-Play Installation: Plugs into Factory Sensors
- More Functionality: Provides Significantly More Functionality than OEM or Other Competitive ECUs
- Easy to Use
- Laptop Programmable ECU Includes Variety of Base Maps that Will Have You Hitting the Cruise or Track in No Time
- Ideal For Everything: Including Stock 5.3L Engine Swaps or All Out 3,000+ Horsepower Race Cars that Need Simple, Powerful ECU and Harness Solution
- Industry Leading Self Tuning Fuel Strategy: Less Time Tuning and More Time Enjoying the Power of your LS Vehicle
- Includes Bosch Wideband Oxygen Sensor Designed to be Used with GM LS1/LS6 Engines with Factory GM Coils and a 24-Tooth Crank Sensor
- ECU Fully Potted and Can be Mounted in the Engine Compartment or Interior
- Sealed Automotive and Marine Grade Connectors
- 1-5 Bar MAP Sensor Capability
- ECU-Certified to ISO 8846, SAE J1171 and United States Coast Guard Requirements for Ignition Protection and Fire Resistance 

This Holley (550-602) HP EFI ECU with a Wiring Harness lets you configure the system to support a wide range of controls including boost control, progressive nitrous, speed inputs and more! It’s easy to install and use and comes with a variety of base maps. 

This Kit Includes:
- Holley HP EFI ECU
- Complete Wiring Harness
- Communication Cable
- Holley Software
- Bosch Wideband Oxygen Sensor

Vehicle Fitment

This product will fit the following C10 years:

  • 1960,
  • 1961,
  • 1962,
  • 1963,
  • 1964,
  • 1965,
  • 1966,
  • 1967,
  • 1968,
  • 1969,
  • 1970,
  • 1971,
  • 1972,
  • 1973,
  • 1974,
  • 1975,
  • 1976,
  • 1977,
  • 1978,
  • 1979,
  • 1980,
  • 1981,
  • 1982,
  • 1983,
  • 1984,
  • 1985,
  • 1986,
  • 1987,
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