The ECU UNIT ASSY for Models M is a high-quality OEM product designed specifically for Parsun outboard motors. This essential component ensures optimal performance and efficiency of your engine. With the part number 20-05001200MEFI, you can trust that this ECU unit assembly is a perfect fit for your Parsun model. Engineered with precision and durability in mind, this ECU unit will effectively control and monitor your motor's electronic systems, resulting in smooth operation and enhanced fuel efficiency. Upgrade your Parsun outboard motor with the reliable ECU UNIT ASSY for Models M and experience improved performance on the water.