Invincible Marine Fuel Water Separator Mercury 10 Micron Spin-on Made using the highest quality components Performance and quality tested The most trusted name in marine accessories and equipment Help protect your investment with a fuel water separator kit Filter helps separate water or other particles from the fuel before it reaches your engine, possibly causing damage The filter is a 10 micron filter Filter will not separate 2 cycle oil from gasoline Comes with a 1-year warranty