CM Filters - Designed and built to be superior in filtration, flow and durability then other aftermarket filters. CM oil and fuel filters feature a reusable billet aluminum body built to offer extra strength and durability in a lightweight design. Each filter contains a synthetic depth filtration element that can go up to 10,000 miles before replacement . The elements synthetic media is unaffected by moisture and can filter down to 8 microns without clogging or restricting flow.