Yamaha - 6aw ecu kit (6aw-3*) - 90891-40847-00 MerCruiser-5-7L-MPI-Towsports-1999 It gives your dash a

It gives your dash a clean

so the connections stay tight and the signals stay clean

The material is designed to handle the heat cycles and load demands of big-block marine use

Simplifies post-trip maintenance for saltwater and brackish water use

It controls when coolant flows through the engine

Yamaha - 6aw ecu kit (6aw-3*) - 90891-40847-00 MerCruiser-5-7L-MPI-Towsports-1999 It gives your dash a90891 40847 00 6AW ECU KIT (6AW 3*) WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.