An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system!

Features:

  • Harness Kit Includes: Stealthram/TPI Main Harness, Main Power Harness, V-8 Injector Harness, HEI Ign Harness and Ignition Adapter & Tach Input
  • Simple Installation
  • Works with HP or Dominator ECU's

GM TPI AND STEALTH RAM EFI HARNESS KIT

SKU: HOL-558-503
$525.95Price

    CONTACT US

    Mon-Fri 9-6 EST

    704.793.7669

    throttlejunkietuning@gmail.com

    2730 Zion Church Road

    Building C

    Concord NC, 28025