Cobb High Flow Filter for Honda Civic Type R (FL5) / Acura Integra Type S (DE5)Cobb High Flow Filter for Honda Civic Type R (FL5) Acura Integra Type S (DE5) COBB High Flow Filters are designed to permit very high flow rates, minimize restriction, maximize filtration and provide a long life filter. It uses a proprietary single layer polyester construction with a precision molded rubber base. How do I service my COBB High Flow Filter? 1. Remove the air filter from the air box. 2. Remove any larger debris, such as leaves by hand.