The Dolmar 108173090 is an authentic OEM fuel filter designed to maintain the purity of fuel supplied to Dolmar chainsaws and other power equipment. This essential component effectively removes contaminants and debris from the fuel, protecting the engine's carburetor and fuel system from damage and ensuring reliable operation. Regular replacement with this genuine Dolmar part helps to prevent fuel system blockages and maintain peak engine efficiency and longevity. It is a direct replacement part, guaranteeing perfect fit and function.