Yamaha 4 Pack Fuel Filter QB1-M10EL-10-00. Supersession Notice: This part number QB1-M10EL-10-00 supersedes MAR-M10EL-00-00.. Stay ahead of fuel contamination with the Genuine Yamaha MINI Fuel/Water Separating Filter in a convenient 4-pack. This 10 micron filter is designed to help remove fine debris and separate water from the fuel supply, supporting smooth engine operation and dependable performance. It is a smart choice for boats running ethanol-blended fuels, where moisture control and clean fuel delivery matter most.. Key Features. High-performance 10 micron filtration to help capture fine contaminants. Fuel and water separation helps reduce water-related fuel issues. First line of defense against ethanol fuel challenges that can attract and hold moisture. Genuine Yamaha OEM quality for reliable fit and filtration performance. 4-pack convenience for routine service intervals and spares on hand. This Kit Contains. 4 x Yamaha Mini 10 Micron Fuel/Water Separating Filter (QB1-M10EL-10