Holley GM LS 24X EFI Harness Kit 558-500

$749.95 Each - Free Shipping



Holley EFI 558-500 GM LS1/6, 24X Crank Sensor, Bosch Injector Harness Kit


  • Harness Kit Includes; Main Power Harness, LS1 Main Harness & V-8 Injector harness
  • Simple Installation
  • Works with HP or Dominator ECU’s
SKU: 691.95 Category: Tag:


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