These Holley EFI HP ECU and Harness Kits give you a huge assist in getting your
custom EFI installation done. By coupling the incredible HP ECU along with the
power, main, ignition, injection, and other required harnesses for these popular
applications, you can move forward on your project with confidence.
Note: All are available with your choice of Bosch or NTK wideband O2 sensors.
Choose the Bosch sensor for applications that will never use racing gasoline or
experience excessively high turbo conditions. In those cases, choose NTK.
Does all of this sound good but you really need the Dominator ECU? Now select any of the kits below and upgrade to the Dominator ECU before you add to cart. An unbeatable deal!
BONUS! Buy your ECU and harness kit now and have one of our tuners build a start-up tune for your engine--at no extra cost!