The advanced ACDelco Duraguard Oil Filter design traps harmful microscopic contaminants. ACDelco Duraguard® Filters are designed to have high efficiency capabilities throughout the life of the filter. The cellulose and synthetic fibres used in Duraguard® Oil Filters can trap virtually all contaminants larger than 25 microns (smaller than a third of a human hair).

Compatible with all vehicles where the Ryco Z9 is used.