Flush-M: Aftermarket Flushing Solution for Outboards


In stock (can be backordered)

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Flush-M is the ultimate UV-protected outboard quick connect flushing solution, suitable for Mercury and Suzuki outboard engines. Enjoy more time on the water, and less time on the dock!

Compatible for Mercury 75HP – 500HP (including V10 models)

Compatible for Suzuki 25HP – 350HP

$70.00 $80.00


Flush M Engine Flusher is your go-to solution for maintaining optimal engine performance and prolonging the life of your vehicle. Engineered with a powerful formula, it effectively removes harmful deposits and contaminants from your engine’s internal components, ensuring peak operation and efficiency.

Over time, carbon deposits, sludge, and other contaminants can build up inside your engine, impairing performance and reducing fuel efficiency. Flush M Engine Flusher’s potent formula penetrates deep into the engine, breaking down and dislodging these deposits for easy removal during an oil change.

By eliminating harmful contaminants, Flush M helps restore lost power and efficiency, resulting in smoother acceleration, improved fuel economy, and reduced emissions. Its advanced formula is safe for use in all gasoline and diesel engines, including turbocharged and direct-injection systems.

In addition to its cleaning properties, Flush M helps extend the life of your engine by reducing wear and tear on vital components. By keeping engine internals clean, it helps prevent premature engine failure and costly repairs, ultimately saving you time and money.

Using Flush M Engine Flusher is simple and hassle-free. Just add it to your engine oil before your next oil change, then idle the engine for a few minutes to allow the formula to circulate and dissolve deposits. Finally, drain the oil and replace the oil filter as usual to complete the flushing process.

Whether you’re driving a car, truck, SUV, or motorcycle, Flush M Engine Flusher is the trusted choice for maintaining optimal engine health and performance. Its proven effectiveness and easy-to-use formula make it the smart solution for keeping your engine running smoothly and efficiently mile after mile.

Give your engine the care it deserves with Flush M Engine Flusher and experience the difference in performance and longevity firsthand.


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Outboard Brand

Mercury, Suzuki


White, Black