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Equip your Holley HP or Dominator EFI system with the correct wiring for your GM LS2, LS3, or LS7 engine using this dedicated Main Wiring Harness. Engineered for engines featuring a 58x reluctor wheel, this harness ensures seamless integration and reliable communication between your ECU and engine sensors. It's the perfect solution for LS swaps or performance builds requiring precise engine management.
This high-quality harness is built to withstand the rigors of performance driving, featuring durable materials and secure connectors that prevent signal loss and electrical noise. Proper wiring is fundamental to achieving stable idle, accurate fuel delivery, and optimal ignition timing. By using a harness designed specifically for your engine and EFI system, you minimize potential points of failure and ensure your engine runs as efficiently and powerfully as possible. Trust GGCRACING for all your Holley EFI components and wiring needs.
Equip your Holley HP or Dominator EFI system with the correct wiring for your GM LS2, LS3, or LS7 engine using this dedicated Main Wiring Harness. Engineered for engines featuring a 58x reluctor wheel, this harness ensures seamless integration and reliable communication between your ECU and engine sensors. It's the perfect solution for LS swaps or performance builds requiring precise engine management.
This high-quality harness is built to withstand the rigors of performance driving, featuring durable materials and secure connectors that prevent signal loss and electrical noise. Proper wiring is fundamental to achieving stable idle, accurate fuel delivery, and optimal ignition timing. By using a harness designed specifically for your engine and EFI system, you minimize potential points of failure and ensure your engine runs as efficiently and powerfully as possible. Trust GGCRACING for all your Holley EFI components and wiring needs.