Motor Flushers of 2025
Best Choice1
SeaworksSeaworks Steel Dual Feed Muff Style Heavy Duty Steel Boat Motor Flusher | Use for Antifreeze Winterization or Common Water Flush | 5/8 Inch Standard Garden Hose Connection
Main highlights- Seaworks was born as a passion project by avid boater and fisherman. Your satisfaction is our priority and please contact us for any questions or concerns you might have!
- Seaworks Motor Flusher: Use our flusher for routine maintenance to flush out salt and mineral buildup. Also great for winterizing your engine with antifreeze.
- Fits most engine models: Compatible with most inboard and outboard engines including Mercury, Yamaha, Evinrude, Mercury, Yamaha, Johnson, Chrysler, Honda, Nissan, Suzuki as well as others.
- Easy to use: Just slip our flusher muffs over the lower unit intake, connect a garden hose to the standard 5/8 quick-connect valve, and flush your engine.
- Dual Flow and Steel Body: Our dual flow design allows for higher pressure and better cleaning power. Steel Body for additional durability and leak protection. Our motor flusher also comes with an adapter for other sized hoses.
9.9Exceptional
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Value for Money2
Anchor-ManAnchor Man Outboard Motor Muffs for Boat Motor, Dual Feed Style Boat Motor Muffs, Antifreeze Boat Ear Muffs Outboard for Flushing & Warming, Orange
Main highlights- WHY CHOOSE ANCHOR MAN PRODUCTS: Anchor-Man are a family owned American business committed to making premium quality outboard motor flush products. We stand behind the quality of our products and will provide you with the best customer service.
- UNIVERSAL BOAT WATER MUFFS DESIGNED TO MOST ENGINE MODELS: These outboard earmuffs for boat motor is compatible with most inboard and outboard engines including Mercury, Yamaha, Evinrude, Mercury, Yamaha, Johnson, Chrysler, Honda, Nissan, Suzuki as well as others.
- EASY & QUICK TO USE BOAT MUFFS: Our Anchor Man water muffs for outboard motor is perfect for winterizing your engine with antifreeze. They seamlessly flush out debris, sand, and contaminants, keeping your ski boat engine water muffs in top condition.
- COMPLETE OUTBOARD ENGINE PROTECTION: Our dual-feed boat motor flusher connects outboard and I/O sterndrives to a freshwater source, effectively flushing out sand, salt, silt, and sediment to help extend the life of your boat muffs outboard engine.
- A MUST HAVE OUTBOARD MUFFS FOR EVERY BOAT OWNERS: This outboard water muffs is an essential addition to your boating toolkit, ensuring your boat muffs inboard outboard adapter remain in peak condition, ready for your next adventure on the water.
9.8Exceptional
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3
SEACHOICE19% OffSeachoice Adjustable Inboard Engine Flusher w/Telescoping Shaft, Perfect for Hard to Reach Motors
Main highlights- Telescoping shaft ensures precise alignment, especially in hard-to-reach areas
- Shaft length: 18-1/2 to 31 inches
- Manufacturer part number 50-18331
- Large diameter suction cup eliminates fall-off or blow-by while flushing
- Easily installs on raw water strainer for inboard engines without tools
- Designed to flush sand, silt, and alkali from your inboard engine
9.7Exceptional
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4
MarpacInboard Engine Motor Flusher Fake a Lake Ski Boat Mastercraft Malibu Nautique
Main highlights- Telescoping flusher installs in minutes
- No tools required
- Large cup prevents water blow-by or fall off during usage
- For use on gas or diesel inboard engines with thru-hull water intakes. Great for ski & wake boats
- Adjustable from 18" to 30" with just a twist
9.5Excellent
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5
SeaworksSeaworks Dual Feed Muff Style Boat Motor Flusher | Use for Antifreeze Winterization or Common Water Flush | 5/8 Inch Standard Garden Hose Connection
Why we love it
Easy to use with garden hose.
Compatible with most engine brands.
Effective dual flow cleaning.
9.4Excellent
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6
Camco13% OffCamco Boat Dual Water Feed Motor Flusher - Flushes Contaminates Out of Your Boat Engine | Dual Input Design | Connects to Standard Water Hoses |Great for Winterization - (50141)
Main highlights- Great for boat winterization
- Flushes contaminates out of the engine
- Dual input design enables better flow through the engine
- Connects to any standard garden hose
- Compatible with most outboards and sterndrives
9.1Excellent
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7
ISURE MARINEISURE MARINE Universal Rectangular Dual Water Feed Outboard Motor Water Flusher Boat Ear Muff Engine Flusher for Marine Boat
Main highlights- Total Length:15"，Rectangular Cap Size: 4.8" * 3.1" (122mm * 78.7mm)Please see the size image for details.
- This flusher fits most Johnson/Evinrude, Mercury, Yamaha, Chrysler, Force, Honda, Nissan, Suzuki, and Tohatsu
- Quick installation and use of garden hoses, idle-speed adjustment of starting motors, convenient for cleaning pollutants in the motor system,Keep your motor clean
- Flushes your engine after every trip with this easy to use motor flusher , High elastic quality bracket, not easy to deform
- Flushes Contaminates fromThe Cooling System and Allows Idling for Engine Adjustments, Installs in Seconds
9.0Excellent
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8
Better Boat10% OffBoat Motor Muffs, Outboard & Inboard I/O Engine Flush Kit, Ear Flusher Hose Adapter for Marine Engine Winterizing, Flushing & Warming
Why we love it
Easy to install, no tools needed.
Universal fit for most engines.
Double-sided water intake improves flushing.
8.9Very Good
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9
Redneck ConventRedneck Convent Dual Water Feed Boat Motor Flusher Rectangular Cup Muffs with Hose Fittings Flush Kit – Marine Outboard Engine Flushing
Main highlights- ULTIMATE DUAL FEED FLUSHER: Use the Redneck Convent Dual Water Feed Boat Motor Flusher Rectangular Cup Muffs with Hose Fittings Flush Kit – Marine Outboard Engine Flushing to obliterate salt and mineral build up along with other contaminants from your outboard boat engine’s lower unit cooling system when hooked up to a garden hose; Effective way to flush engine with fresh water to prevent clogging and corrosion and allow for engine adjustments
- NO LEAKAGE: Inferior round cups do not always fit correctly over intake ports, but these rectangular cups are easy to put on, clamp very tightly, and provide maximum water flow in both intakes while allowing for zero leakage once you start the engine; Cup dimensions 5 inches x 3.25 inches and 1.25 inches deep (12.7cm x 8.3cm x 3.2cm); Black coated steel frame for quick and secure connection
- FITS YOUR BOAT: Compatible with most Johnson/Evinrude, Mercury, Yamaha, Chrysler, Force, Honda, Nissan, Suzuki, and Tohatsu outdrives; As long as your boat includes side water inlet ports, this flusher is for you; Rotate muff ears to fit and seal over the water pick-ups on the lower unit (cups swivel to be positioned horizontally or vertically for a multitude of ways to put it on)
- EASY INSTALLATION: Requires no tools for installation or removal; Simply slide the flusher muff cups over the top of the water intake slots on your boat and connect your garden hose to one of the included quick connect fittings to run motor out of the water or use to winterize motor; Never turn water supply to full force or damage to drive may occur
- CONTENTS: Package includes (1) dual feed flusher and (2) quick connect style hose fittings that easily attach to your standard garden hose (hose not included)
8.6Very Good
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10
Attwoodattwood 16208-7 Universal Outboard Dual Water Feed Rectangular Motor Flusher, Black
Why we love it
Durable and long-lasting design.
Easy to use with most outboards.
Efficient water delivery system.
8.4Good
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