Made in USA
558-203 Dominator & HP EFI Universal 6-Cyl Injector Harness
Product Discontinued
HOLLEYPART NUMBER: 510-558-203

558-203 Dominator & HP EFI Universal 6-Cyl Injector Harness

Currently Unavailable

This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

Injector Harness

    Take your EFI System to the next level with the Dominator ECU

    Holley Dominator EFI Vehicle Management Systems are engine management systems that can regulate any engine combination, from street to high-end unlimited racing. This system will control almost any input, output, or power adder you can think of, as well as function as a standalone data acquisition/control module. So, stop driving with multiple controllers and upgrade to Dominator ECU, providing your ride with complete engine management in a single unit.

Part TypeFuel Injection Wiring Harness
Product LineHolley Dominator EFI Vehicle Management Systems
BrandHOLLEY
Package Height1.7
Package Width7.9
Package Length8.2
Weight0.52 PG
Part CategoryPerformance Parts
Metering StyleSpeed density
QuantitySold individually
Injection StyleMulti-port
Part FitmentSemi Universal
Vendor Part Number558-203
Package Qty1
Package TypeEA
No Questions
No Reviews
Some parts are not legal for use in California or other states with similar laws / regulations
p65 warning
Your Cart

Your shopping cart is empty!