Seafoam engine treatment 473ml. Sea Foam is specifically designed to be poured into your fuel tank, where it will effectively clean and lubricate your entire fuel system. Whether you have a gasoline or diesel engine, Sea Foam is safe and will remove harmful residues and deposits that can hinder oil flow and engine lubrication.
This versatile product is also recommended and safe to use with all types of motor oils, including conventional mineral and all synthetic blends.