$349.95
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Looking For a premium quality replacement injector harness for your street car or race car build? This harness is plug and play for most Holley EFI or Big Stuff 3/4 ecu/systems! Hightlights: Mil-Spec wiring Larger gauge power wire Longer injector wire lengths Injector NUMBER will be ETCHED on each connector for easy identification! Please include notes in order for custom fitment including information about the intake manifold! 16 Injector harnesses available, please email us regarding those! Each harness is custom made to your requests! Please allow 7-10 days for harness building before it ships! Package Includes: (1x) Complete Custom hand made, plug-and-play injector harness
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$349.95