Flush-M™ Mercury®

The Aftermarket Quick Flushing Solution For Mercury® Outboard Engines The Flush-M™ Mercury® is specifically designed to permanently replace the OEM flush plug on late model Four Stroke Mercury® Outboard Engines.Its unique features simplify repetitive engine flushing and are a must-have for single and multiple-engine boats alike.  Flush-M™  Mercury® is compatible with Verado®, Pro XS®, FourStroke, and SeaPro series engines in all HP ratings from 75HP - 500HP. Including V10 models.