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Aeroflow FORD MODULAR MAIN HARNESS FOR HP DOMINATOR EFI HOLLEY / 558-108 | TrackTheory
AEROFLOW · HO558-108 Aeroflow · HO558-108 FORD MODULAR MAIN HARNESS FOR HP DOMINATOR EFI HOLLEY / 558-108 Purpose-built main harness that takes the guesswork out of Modular EFI conversions.
▸ Matched specifically to HP Dominator EFI systems for clean integration▸ Eliminates improvised wiring that introduces noise and fault risk▸ Ford Modular-specific pinout means no adapting, no compromises▸ Aeroflow build quality rated for sustained high-heat engine bay environments▸ Correct harness length and routing points reduce install time significantly
Australian-owned. Stocking circuit racing parts, track-day essentials, and performance upgrades.
FORD MODULAR MAIN HARNESS FOR HP DOMIN… $914.76
Add to cart Dispatched in 1-2 business days · 30-day returns
Home Shop Garage Account $915
incl. GST · ships AU-wide
“The bite is sharp from the first stop. Compounds where they should be when the rotors come up to temperature.”
Specifications
On the spec sheet. Spec sheet coming — contact support for full spec details. Fitment
Will this fit? Fitment data still being indexed for this product. Ask BuildBot for a fit-check against your vehicle.
Why this part
Generic looms and DIY splicing might save money upfront, but they introduce resistance, interference, and failure points that show up at the worst possible time. This harness is engineered around the HP Dominator ECU and Ford Modular architecture together, so the calibration data the ECU sees is accurate and the install is repeatable. For a build where the tune matters, the wiring has to be right from the start.
Pairs well with
Other parts in this build. © 2026 TrackTheory · ABN 33 689 482 504 Built in Adelaide · Shipping AU-wide
