Wiring Harnesses

This main harness is used with Classic Systems on 4 cylinder applicationsCatalogUser 1

This harness provides a universal connection to sensors etc for our Classic SystemCatalogUser 1

FAST part number 307013, Wiring Harness, Fast Fuel InjectorCatalogUser 1

FAST part number 307012, Wiring Harness W/Relay, Fast M AinCatalogUser 1

FAST Dual-Sync Distributors are an easy, drop-in, plug-and-play solution for fully sequential high performance V8 EFI engine applications. Featuring reluctors and pick-ups that have been properly...

FAST Dual-Sync Distributors are an easy, drop-in, plug-and-play solution for fully sequential high performance V8 EFI engine applications. Featuring reluctors and pick-ups that have been properly...

The FAST EZ-EFI 2.0 Fuel + Ignition works with either generation of EZ-EFI throttle body, multi-port systems and Inglese throttle bodies and is compatible with multiple fuel pump options including...

This adapter provides easy power to the EZ-EFI 1.0 Hand-HeldCatalogUser 1

The XIM Ignition Controller allows you to easily control all aspects of the ignition system when used with a FAST EZ-EFI 2.0, XFI 2.0 or XFI Sportsman. A number of different wiring kits are available...

This serial to USB conversion cable provides the link between your laptop and our 30104 five foot long communication cable. This cable features a USB connection on end and a serial bus connection on...

This harness provides the necessary extended wires and differently terminated crank sensor connector to adapt an LS2/LS7 crankshaft position sensor to an ignition harness that was designed for LS1...

Use two of our 307602 sensors to monitor fuel and oil pressure and know that your XFI can protect you in case of oil or fuel pressure dips or spikes.CatalogUser 1