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Note: Manual transmission only!
MaxxECU Plugin Adapter for Ford Mustang GT V8 (2011-2014, Coyote)
This adapter harness lets you drop a MaxxECU PRO ECU into your Ford Mustang GT using the original wiring harness for a clean, plug-and-play solution.
Features:
- Designed specifically for the Mustang GT, ensuring perfect compatibility
- Supports the MaxxECU PRO ECU, enabling advanced control of all engine functions
- Retains stock wiring harness - no custom wiring required, simply remove the original ECU and plug in the adapter
Enables full control of:.
- OEM systems like idle valve, AC, tachometer, etc.
- Fuel injection
- Ingition
- Boost
- E-Throttle
- Sequential ignition and injection
- MAP-based boost (up to 3 bar)
- And more!
This adapter includes 1 extra connector for a sensor, such as an IAT sensor, external analog inputs, etc.





