EFI Custom Wiring Components

Whether you are servicing an existing EFI electrical system or wiring a new one, Holley has you covered with their extensive line of OE-style wiring components. Previously unreleased connectors, wire looms and more are available à la carte to allow limitless combinations so you can get exactly what you need for your custom project. All Holley EFI Electrical Connectors include all applicable pins, seals, and TPA.