Holley EFI 550-603 HP ECU AND HARNESS LS2 and LS7

Holley EFI
HOL550-603
This is a SPECIAL ORDER part. This item can be brought in either with a stock order or on its own. Contact us today to discuss available options BEFORE ordering.
$3,842.43
$4,002.07
$3,842.43

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This product doesn't have fitment application data. Please verify fitment manually.
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Holley EFI 550-603 HP ECU AND HARNESS LS2 and LS7

Vendor: Holley EFI

Holley EFI 550-603 HP ECU AND HARNESS LS2 and LS7

$4,002.07 $3,842.43

Vendor: Holley EFI

Holley EFI 550-603 HP ECU AND HARNESS LS2 and LS7

$4,002.07 $3,842.43
HP EFI ECU And Harness Kit; GM LS2; Incl. ECU/Harness; Incl. Bosch Oxygen Sensor;
Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory EFI engines as an alternative to the factory ECU and harness or as a replacement for your C950 ECU. The HP allows you to accurately control the fuel and ignition of your engine along with additional controls for nitrous, boost or water meth.
  • Simple Installation - Plug And Play
  • Significantly More Functionality Than Other Competitive ECUs
  • Laptop Programmable ECU Includes Many Base Maps For Easy Use
  • For Anything That Needs Simple And Powerful ECU/Harness Solution
  • Self Tune Fuel Strategy More Time Enjoying Your Vehicle Power
  • ECU Fully Potted/Can Mount In The Engine Compartment Or Interior
  • Sealed Automotive And Marine Grade Connectors
  • 1-5 Bar Map Sensor Capability
  • 5.7 Touchscreen And Digital Gauges For Control/Monitoring
No Fitment Data
This product doesn't have fitment application data. Please verify fitment manually.