MaxxECU PRO Flying Lead Harness – Connector 3 (MAX-1468)
The MaxxECU MAX-1468 flying lead harness is an accessory harness designed to extend the functionality of MaxxECU PRO engine management controllers. This 3-meter harness (connects to connector 3) increases wiring flexibility and adds support for additional inputs and outputs beyond the main ECU harness.:contentReference[oaicite:1]{index=1}
Features
- Designed for MaxxECU PRO ECUs – connector 3 flying lead harness
- Supports additional inputs and outputs such as extra injectors, ignition, and E-Throttle
- Includes wiring for WBO2 sensor, analog, digital, and GPO outputs
- 3m length for flexible routing in custom installations
- Helps organize and extend PRO wiring without cutting into the main loom
This harness is ideal when building out complex engine wiring, adding features like multi-throttle (E-Throttle), secondary injectors, and expanded sensor support on MaxxECU PRO-controlled vehicles.


