10 Best outboard muffs

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Last Updated: 12-2-2025

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Seaworks 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

Seaworks

9.8

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Camco Boat Dual Water Feed Motor Flusher - Boat Muffs Flush Contaminates Out of Your Boat Engine - Dual Input Design - Connects to Standard Water Hoses - Boat Accessories for Winterization (50141)

Camco

9.6

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Seaworks Dual Feed Muff Style Boat Motor Flusher | Use for Antifreeze Winterization or Common Water Flush | 5/8 Inch Standard Garden Hose Connection

Seaworks

9.5

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Best Value

- 11%

Boat Motor Muffs, Outboard & Inboard I/O Engine Flush Kit, Ear Flusher Hose Adapter for Marine Engine Winterizing, Flushing & Warming

Better Boat

9.2

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Shoreline Marine Universal Dual Flow Motor Flusher, with Rectangular Muffs, Easy Installation

Shoreline Marine

9.1

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- 10%

Boat Motor Muffs, Round Muffs, Outboard and Inboard I/O Engine Flush Kit, Hose Adapter, for Marine Use and Winterizing, Boat Accessories

Better Boat

8.8

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SeaSense Dual Motor Flusher Dual Flow Motor Flusher Round,

SeaSense

8.6

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ISURE MARINE Universal Rectangular Outboard Motor Water Flusher Boat Ear Muff Engine Flusher for Marine Boat

ISURE MARINE

8.4

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- 13%

Seachoice ProFlo Universal Round Motor Flusher Black

SEACHOICE

8.2

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- 27%

Seachoice ProFlo Universal Rectangular Motor Flusher

SEACHOICE

8.1

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Seaworks 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

Camco Boat Dual Water Feed Motor Flusher - Boat Muffs Flush Contaminates Out of Your Boat Engine - Dual Input Design - Connects to Standard Water Hoses - Boat Accessories for Winterization (50141)

Seaworks Dual Feed Muff Style Boat Motor Flusher | Use for Antifreeze Winterization or Common Water Flush | 5/8 Inch Standard Garden Hose Connection

Boat Motor Muffs, Outboard & Inboard I/O Engine Flush Kit, Ear Flusher Hose Adapter for Marine Engine Winterizing, Flushing & Warming

Shoreline Marine Universal Dual Flow Motor Flusher, with Rectangular Muffs, Easy Installation

Boat Motor Muffs, Round Muffs, Outboard and Inboard I/O Engine Flush Kit, Hose Adapter, for Marine Use and Winterizing, Boat Accessories

SeaSense Dual Motor Flusher Dual Flow Motor Flusher Round,

ISURE MARINE Universal Rectangular Outboard Motor Water Flusher Boat Ear Muff Engine Flusher for Marine Boat

Seachoice ProFlo Universal Round Motor Flusher Black

Seachoice ProFlo Universal Rectangular Motor Flusher

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