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Holley EFI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Holley EFI lineup with fast shipping and expert fitment support — order with confidence.
Ensure your fuel system is operating at its peak with the Holley EFI Injector Harness designed for USCAR/EV6 style injectors. Specifically engineered for Small Block Ford applications, this harness provides a secure and efficient connection between your ECU and fuel injectors, preventing common electrical issues associated with aging or poorly constructed wiring.
A faulty injector harness can lead to misfires, lean conditions, and potential engine damage. By replacing your old harness with this high-quality Holley component, you ensure consistent voltage and signal integrity to every injector. The durable insulation and precision-molded connectors are built to withstand the heat and vibration of high-performance driving. Whether you are performing a custom EFI conversion or maintaining your current setup, this harness is the perfect choice for reliability. Find all your essential engine wiring components at GGCRACING.
| Brand | Holley EFI |
|---|---|
| GGC SKU | GVMR_558-212 |
| UPC / GTIN | 090127712870 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
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