We manufacture direct replacement filters. Our direct replacement filters have a feature that makes them the most durable in the industry-STAINLESS STEEL. Combine our 304 S.S. mesh with our five layer media, and you have the finest filter in the world! Using durable media and premium urethane to bring you superior filtration, it is no wonder we can offer a lifetime "No Hassle Warranty". We know that our filters will last the life of your vehicle.