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Wiring Connectors and Pigtails

Summit Racing connects you with the most-trusted, top-brand wiring connectors and pigtails. Why compromise your entire electrical system with anything else? We carry...

Summit Racing connects you with the most-trusted, top-brand wiring connectors and pigtails. Why compromise your entire electrical system with anything else? We carry the biggest names in automotive wiring—Ron Francis Wiring, Painless Performance, Caspers Electronics, PICO Wiring, and many others. Our selection includes quick-connect styles, waterproof connectors, Deutsch connectors, crimp and butt connectors, spade-style designs, and much, much more. Explore our huge inventory of wire connectors and pigtails and secure the very best in electrical components. Shop now!

Summit Racing connects you with the most-trusted, top-brand wiring connectors and pigtails. Why compromise your entire electrical system with anything else? We carry the biggest names in automotive wiring—Ron Francis Wiring, Painless Performance, Caspers Electronics, PICO Wiring, and many others. Our selection includes quick-connect styles, waterproof connectors, Deutsch connectors, crimp and butt connectors, spade-style designs, and much, much more. Explore our huge inventory of wire connectors and pigtails and secure the very best in electrical components. Shop now!

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Holley EFI ECU Connector Kits 570-103

Holley EFI ECU Connector Kits 570-103

Holley EFI ECU Connector Kits 570-103

Weatherproof Connectors, Holley EFI, GM LSx Engine, Main Harness Connectors, Connectors, Pins, Seals, Cavity Plugs included, Kit

Part Number: HLY-570-103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Holley EFI ECU Connector Kits 570-102

Holley EFI ECU Connector Kits 570-102

Holley EFI ECU Connector Kits 570-102

Weatherproof Connectors, Holley EFI, GM, MPFI/TPI, Main Harness Connectors, J1A/J1B Connectors, Pins, Seals, Cavity Plugs included, Kit

Part Number: HLY-570-102

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

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