The M72_P2 1Relay Output Harness is designed to connect a compatible Spitronics engine management system or Transmission Control Unit (TCU) to one external relay for the control of auxiliary or system-related functions. It ensures stable and dependable signal transmission from the control unit to the relay circuit, allowing precise and predictable operation.

Constructed using automotive-grade wiring and robust connectors, this harness is engineered to perform reliably in demanding automotive environments, including exposure to heat, vibration, and electrical interference. Its plug-and-play design simplifies installation, reduces wiring errors, and provides a clean, professional solution suitable for both standard installations and custom vehicle applications.