The Flushmaster FM4015 is a versatile outboard engine flushing system designed for efficient cleaning and maintenance. It features four 15-foot hoses, allowing easy access and connection to multiple engines or equipment. This system enables quick flushing of engines, enhancing performance and longevity by removing salt, dirt, and debris. Its user-friendly design ensures effortless operation, making it an essential tool for boat owners and maintenance professionals who want to protect their outboard engines effectively.

Key Features

• Extended Reach for Large Boats: Four 15-foot hose kits provide more distance for wider layouts and routing needs.
• Controls Up to Four Engines: Built for multi-outboard boats where manual flushing takes extra time.
• Sequential Water Flow: Sends water to one engine at a time for better pressure and flushing performance.
• Automatic Timed Cycle: Helps prevent under-flushing, over-flushing, and wasted water.
• Marine-Grade Durability: Waterproof housing and rugged construction hold up to dockside conditions.
• Portable or Fixed Use: Use it on the boat, at the dock, or as part of a more permanent setup.

*Quick Connects sold separately.

Kit Includes

• (1) FLUSHMASTER 4-Outlet Controller
• (4) 15′ Marine-Grade Hose Kits
• (8) Hose Clamps + Mini Screwdriver
• (3) AA Batteries
• Installation Guide + 1-Year Warranty

Perfect For

• Larger Quad-Outboard Boats: Useful where engine spacing requires more reach.
• Wide Transoms: Helps route hoses cleanly across wider stern layouts.
• Dockside Setups: Good choice when the water source is farther from the engines.
• Charter and High-Use Boats: Saves time after frequent operation.
• Marine Service Work: Helps keep flushing consistent across multiple engines.
• Saltwater Boaters: Helps remove corrosive salt and mineral buildup after use.

Compatibility

The FLUSHMASTER is compatible with Mercury, Yamaha, Suzuki, Honda, and other four-stroke outboards with standard garden-size flush ports. The 15ft hose kit is ideal for wider transoms, longer routing, and larger multi-engine boats.