Outboard Motor Flusher Muffs

Flush away salt, silt, and debris to extend engine life.

Protect your investment and keep your outboard motor running smoothly with this easy-to-use Outboard Motor Flusher, also known as boat motor muffs. Designed to fit over the water intakes on your engine’s lower unit, this flusher lets you run fresh water through the cooling system—helping to remove harmful salt, silt, and debris after each trip.

Perfect for routine maintenance, post-use flushing, or engine tune-ups, it connects to a standard garden hose and works while the engine is running out of the water. Regular use helps prevent corrosion, overheating, and performance issues, especially in saltwater environments.

Key Features:

• Extend Engine Life: Helps remove salt, sand, and grime that can damage internal components
• Simple Operation: Clamp over the lower unit’s water intake and attach a hose
• Essential for Maintenance: Ideal for flushing after saltwater use, winterizing, or tune-ups
• Universal Fit: Compatible with most outboard motors and sterndrives with side water intakes
• Durable Construction: Built for repeated use in marine environments

Perfect For:

• Boaters who want to protect and maintain their outboard engines
• Freshwater flushing after saltwater trips
• Running engines safely on land during maintenance or diagnostics
• Preventing long-term corrosion and scale buildup