Cobb High Flow Air Filter - Volkswagen GTI 2015-2022 / Golf R 2015-2019 / Jetta 2019-2021 / Audi A3 & S3 2015-2020COBB High Flow Filters are designed to permit very high flow rates, minimize restriction, maximize filtration and provide a long life filter. Using proprietary Woven cotton and metal mesh with a precision molded rubber base, the COBB High Flow Filter ensures that only clean air passes into your engine for maximum efficiency. WHY? Treat your car to fresh air with a COBB High Flow Filter and let it reward you with increased power and fuel economy!