The KNECHT OX 422D oil filter is engineered to meet high filtration standards, helping to remove contaminants from your engine oil. Regular replacement of your oil filter is crucial for maintaining engine health. The OX 422D from KNECHT is designed to provide reliable protection against wear and tear by ensuring a clean oil supply. This filter contributes to the longevity of your engine by preventing abrasive particles from circulating within the oil system. Trust KNECHT for quality filtration solutions.