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Mercury Outboard Flush Quick Connect FM Mercury- Replaces OEM 22-888958001
The Original Patented Flush-M for 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.
*Replaces OEM 22-888958001
Select plug Black or White below

Mercury Outboard Flush Quick Connect FM-Mercury

A Quick Flushing Solution for Mercury Outboard Engines.
Mercury outboard engines have long been synonymous with reliability and performance on the water. Like any mechanical system, proper maintenance is essential to ensure longevity and optimal performance.
One crucial aspect of maintenance often overlooked is engine flushing, which helps remove salt, sand, and other debris that can accumulate and damage vital components of your Mercury® outboard.
An Innovative Outboard Engine flushing system
Recognizing the need for a more convenient and efficient flushing method, Flush-M has developed a quick flushing solution, designed specifically for Mercury and other makes of outboard engines, that ensures your outboard engine remains in top condition.
This innovative system simplifies the flushing process, making it easier for boat owners to maintain their engines with minimal time and effort.
How does our Quick Flush Solution for Mercury work?
Eliminate complex installations and tools
The Flush-M™ quick flushing solution utilizes a specialized attachment that permanently connects directly to the Mercury engine's flushing port.
With a simple quick connect mechanism, users can securely attach the flushing hose in seconds, eliminating the need for complex installations or additional tools. Once attached, fresh water is supplied directly to the engine, flushing out salt and debris with ease.
Key Features and Benefits of our quick-flush
- Ease of Use. Hassle-free installation and flushing operation. No complicated setup or procedures. Suitable for even a novice.
- Time Efficiency. Flush-M quick flushing solution streamlines the hose connection process, allowing users to complete quickly, leaving more time for enjoying the water.
- Effective Maintenance. The quick flushing solution ensures thorough cleaning of critical components, reducing the risk of corrosion and damage, thereby enhancing the longevity and performance of Mercury® outboard engines.
- Compatibility. Compatible with a wide range of Mercury outboard engines, making it accessible to a broad audience of boat owners. This solution offers universal applicability.
- Compatible with late model four stroke engines 75HP - 500HP (ProXS, SeaPro, FourStroke, Verado).
- Replaces OEM 22-888958001
Flush-M Installation - Video
