Do bypass oil filters really work?
Do bypass oil filters really work? Having a bypass filtration system installed increases the overall sump size of the engine, helping dilute the concentration of metals in the oil. Oil does not wear out. Its usefulness is limited only by contamination. Bypass filtration removes or dilutes many of those contaminants. Do WIX oil filters have a bypass? In the Wix equivalent to the FRAM PH8A the bypass valve is an 18 - 22 psi differential pressure relief valve designed to provide sufficient oil flow should the media become plugged or clogged. What percentage of oil exits the pump and passes...