Holley HP EFI ECU And Harness Kit | GBP Performance
  • -15%
  • FREE SHIPPING
Holley | HP EFI ECU And Harness Kit Holley Performance Chips & Programmers
Holley | HP EFI ECU And Harness Kit Holley Performance Chips & Programmers
Previous keyboard_arrow_left
Next keyboard_arrow_right
zoom_in
Holley | HP EFI ECU And Harness Kit Holley Performance Chips & Programmers
Holley | HP EFI ECU And Harness Kit Holley Performance Chips & Programmers

Holley

Holley | HP EFI ECU And Harness Kit

550-603
Holley | HP EFI ECU & Harness Kit 550-603 | GM LS2, 58x USCAR (EV6), Bosch O2 included | Fuel, ignition, turbo, nitrous
Free Shipping
CAD $3,787.90 CAD $4,456.35 Save 15% - FLASH SALE
Delivery in 2 to 3 weeks

Quantity

In Stock Online (Updated Every 24H)

  • PROUDLY CANADIAN
  • BEST PRICE GUARANTEE
  • GUARANTEED FITMENT

Holley – HP EFI ECU & Harness Kit for GM LS2

Description

The Holley HP EFI ECU & Harness Kit 550-603 is designed for GM LS2 engines with a 58x crank reluctor and USCAR (EV6) connectors. Plug-and-play kit for precise control of fuel, ignition, turbo, nitrous, and water-methanol injection. Compatible with stock and modified configurations. Includes HP EFI ECU, harness, and Bosch O2 sensor. Base maps included. 5.7 in. color touchscreen, 1 to 5 bar MAP sensor.

Specifications

  • Brand: Holley
  • Part Number: 550-603
  • Compatibility: GM LS2 (58x reluctor) (See Application Section)
  • Includes: HP EFI ECU + harness + Bosch O2 sensor
  • Ignition: GM LS 58x
  • Injector Connectors: USCAR (EV6)
  • MAP Sensor: 1 to 5 bar
  • Display: 5.7 in. color touchscreen
  • Self Tune: Auto-tuning strategy included
  • Control: Turbo, nitrous, water-methanol
  • Condition: New
  • Sold and shipped by GBP Performance

 

Note:

  • Livraison GRATUITE / FREE Delivery

Compatibility (Application)

MakeModelYearsEngineNotes
GMLS2 (58x)Compatible with GM LS2 engines with 58x crank reluctor, USCAR (EV6) connectors
Holley
550-603
90127666937

Data sheet

In Stock
In Stock
Loading...