Fuel contamination is an engine's worst enemy, especially in the harsh marine environment. Water, dirt, and ethanol-related debris can wreak havoc on fuel systems, leading to poor performance or costly damage. The Yamaha Mini-10 Fuel/Water Separating Filter Assembly (MAR-M10AS-00-00) provides reliable, high-efficiency filtration to keep your fuel clean and your engine running at peak performance.. Built for Maximum Protection:. 10-Micron Filtration - Traps water, dirt, and other contaminants before they can reach your engine, preventing clogged injectors and fuel-related issues.. Durable Aluminum Housing - Resists corrosion, ensuring long-lasting performance even in saltwater environments.. Compact Design - Perfect for tight spaces, making it ideal for smaller boats without sacrificing filtration capability.. Ideal For:. Yamaha outboards 115HP and under, including both 2-stroke and 4-stroke EFI and carbureted models.. Protecting against ethanol-related fuel issues, common with today's