Introducing J1A through J4 Connectors Kits so you no longer have to buy a complete connector kit if you only need one I/O connector for your installation.
Features:
- OEM Quality Connectors and Pins
- J1B connector
- Perfect for DIY or custom builds for wiring harnesses in any application
- Black connector color
About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!
