Remove the damaging fuel contaminants and moisture from your boat's fuel with the Quicksilver® Fuel Filter Assembly for Mercury® or Mariner® outboard engines. This screw-in, inline 20-micron fuel filter from Quicksilver fits all Mercury and Mariner outboard motors and delivers smooth-running performance and better fuel efficiency. Fits under the outboard engine cowl and features a translucent bowl that allows you to view its contents and possible debris. Meets all Mercury Marine original manufacturer specifications. Includes replacement filter element that installs in the bow. Fits all Mercury and Mariner outboards. Removes fuel moisture and contaminants. Enhances performance and fuel efficiency. Features a translucent bowl.