Replacement Cotton Air Filter for the do88 Intake System VW Polo GTI AW, Audi A1 40TFSI GB EA888. Since this air filter is a high-performance part, regular filter maintenance or replacement is important to maintain proper air filtration. We recommend cleaning the air filter every 20.000 km, please use cleaning product designed for cotton air filters. You can for example use BMC Washing fluid with part number "WADET500".

The filter is delivered preoiled.