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Dominator EFI GM Drive-By-Wire Harness. Choose EFI main power wiring harnesses from Holley to meet your needs. They offer several choices--TBI, LS applications, multi-point, and un-terminated harnesses--to feed and carry your engine's electrical supply. Get wired for electronic fuel injection with Holley EFI systems main wiring harnesses.

558-406 Dominator EFI GM Drive-By-Wire Harness

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