Outboard Motor Flushers

FEIJAZUM's Outboard Motor Flushing Bag is a portable, heavy-duty PVC reservoir that lets you safely flush and test outboard engines up to 350HP while the boat is on land. Designed for boat owners, mechanics and marina operators, this flushing bag provides an efficient way...

Seaworks Boat Winterizer Gravity Motor Cleaning Kit is a gravity-flow, do-it-yourself system that flushes and prepares inboard and outboard engines for winter storage.This compact kit uses a gravity-fed antifreeze pathway and purpose-built fittings to circulate protection into your engine’s cooling passages without a pump....

Seaworks Boat Winterizer Gravity Motor Cleaning Kit with Antifreeze is a complete gravity-fed system that supplies marine-grade -50°F antifreeze to flush and protect inboard and outboard engines during winter storage. Winterizing a boat’s cooling system is simpler with a kit that includes everything needed:...

Dreyoo's Boat & RV Winterizing Kit is a ready-to-use system that circulates antifreeze through marine and RV cooling lines using a high-flow 1/6 HP pump, a 5-gallon foldable pail, and a 5.9 ft hose for fast, reliable winter preparation. Preparing an engine for freezing...

Flush-M Outboard Quick Connect Flush Kit is a UV-stable, glass-filled nylon quick-connect replacement for Mercury outboard flush plugs that enables easy, secure freshwater flushing for Verado, Pro XS, FourStroke and SeaPro engines from 75–500HP, including V10 models. Maintaining your Mercury outboard’s cooling passages is...

Seaworks Boat Winterizer Gravity Motor Cleaner with Flusher Kit is a gravity-flow winterization system that delivers antifreeze through your boat's cooling passages to flush, protect and prepare inboard and outboard engines for storage. Preparing marine engines for cold storage is easier with a kit...

Better Boat's 5-gallon winterizing kit is a gravity-flow antifreeze tank system that makes flushing and protecting inboard and outboard engines quick, controlled, and effective. Whether you’re preparing a runabout, bass boat, pontoon, or an RV water system for storage, this kit assembles the core...

Salty Captain Marine Engine Flush is a concentrated, marine-grade formula that removes salt, sand, oil and deposits while leaving an anti-corrosion barrier to protect outboard and inboard engines. Boaters and PWC owners know that saltwater, silt and oil residues shorten engine life and reduce...

Five Oceans Outboard Motor Muffs are a dual-feed boat motor flusher that connects your outboard or sterndrive to freshwater, letting you flush away salt, sand, and debris to protect the engine. If you keep a boat with an outboard or inboard/outboard sterndrive, routine freshwater...

The Dreyoo Adjustable Inboard Engine Flusher is a tool that seals to your hull or raw water inlet and supplies garden-hose water to safely flush salt, sand, and debris from inboard engine cooling systems. Routine flushing protects inboard gas and diesel engines from corrosion...

Anchor-Man Outboard Motor Muffs are a dual-feed garden-hose flusher that clamps over outboard water intakes to safely circulate water or antifreeze for flushing and winterizing. Keep your outboard’s cooling passages free of salt, sand, and corrosion with a simple on-deck flushing tool. The Anchor-Man...

Anchor-Man Outboard Motor Muffs are a dual-feed garden-hose flusher that clamps over your outboard’s water intakes to circulate freshwater or antifreeze for corrosion protection and winterizing. If you operate a saltwater or mixed-water boat, leftover salt and mineral deposits in the cooling passages are...

Dreyoo’s Adjustable Inboard Engine Flusher is a tool that lets you safely flush salt, silt, and minerals from inboard engine cooling systems using a standard garden hose. Routine flushing removes corrosive deposits and debris from your boat’s cooling passages after use in saltwater, shallow...

Better Boat Dual Flow Outboard Motor Muffs are a double‑sided rubber flushing system that delivers water to both sides of your outboard or I/O engine for faster, more complete flushing, winterizing, and cooling. Keep your boat's cooling passages free of salt, sand, and debris...

Dreyoo Adjustable Inboard Engine Flusher is a tool that lets you flush sand, salt, and debris from inboard engine cooling systems quickly by creating a leakproof hull seal and feeding garden-hose water through the intake. Regularly purging contaminants from an inboard engine’s cooling passages...

The Dreyoo Adjustable Inboard Engine Flusher is a telescoping, tool-free device that seals to your hull or raw-water pickup so you can safely flush and rinse inboard cooling passages with a garden hose. Keeping an inboard engine’s cooling system free of sand, salt, and...

The Shoreline Marine Universal Dual Flow Motor Flusher with rectangular muffs lets you flush larger outboard cooling systems quickly using a garden hose, protecting motors from salt, silt, and debris. Regularly removing corrosive salt and particulate buildup from an outboard’s cooling passages preserves performance...

The ISURE MARINE Green Universal Round Dual Water Feed Outboard Motor Flusher is a quick-connect garden-hose adapter that lets you flush and idle most outboard engines safely and efficiently. Designed to make post-trip maintenance fast and tool-free, this durable flusher slips over the lower...

Attwood 16208-7 is a universal dual-feed motor flusher that lets you flush outboard and I/O cooling systems quickly using a standard garden hose. Maintain your boat's engine cooling passages by pumping fresh water through them after saltwater, sand, or silt exposure. This compact, black...

Durabasics Salt Remover Flush Kit is a hose-end applicator and high-pressure nozzle system that connects to any standard garden hose to flush and remove salt deposits from inboard and outboard boat motors and external gear. Keep your boat’s engine and external surfaces free of...

A two-piece quick-connect flush kit from LKBVSLBL gives you an instant, leak-resistant garden-hose connection to flush 4-stroke PWC and outboard engines safely and without tools. Keep salt, sand, and mineral deposits out of your watercraft’s cooling passages with a compact, ready-to-use flush adapter set....

The SeaSense Universal Large Motor Flusher is a rectangle-style adapter that lets you flush an outboard or inboard/outboard cooling system quickly and safely using a standard garden hose. Keeping a boat engine’s cooling passages clear of salt, sand and debris extends service life and...

BGIFER's 06190-ZV1-860 outboard flush kit is a brass quick-connect adapter that lets you flush Honda outboard motors with a garden hose for rapid freshwater rinsing and corrosion prevention. If you own a Honda outboard and want a reliable, durable way to rinse salt, sand,...

XCWT Outboard Engine Flush Kit for Yamaha 4-Stroke is a quick-connect garden-hose adapter that lets you flush Yamaha 4-stroke outboards easily and reliably without removing OEM fittings. Designed specifically for Yamaha 4-stroke outboard motors (8HP–425HP, excluding 115HP), this flush kit replaces fiddly OEM adapters...