JCERacing carries Oil Filters from K&N, Royal Purple, Cusco and many more An oil filter is a filter designed to remove contaminants from engine oil, transmission oil, lubricating oil, or hydraulic oil. Oil filters are used in many different types of hydraulic machinery. Buy online 24/7 and enjoy our Free Shipping with no minimum purchase offer. If you don't see what you are looking for Chat with Us Now! We can help.