YAMAHA F25ELR 2006-2006 25HP - ALL. Most of these have a 17 mm nut affixed onto the end that allows for easy removal. The 17 mm nut is crossed-drilled so racers can safety wire the filter to their bike.
excellent filter you can trust it will filter contaminants out of your oil and very easy to remove filter for an oil change with the nut on the end of the filter.