034Motorsport's Billet Catch Can Kit is the most comprehensive and effective PCV System solution for the 8V Audi S3 and MkVII Volkswagen Golf R. 034Motorsport's engineers designed the Billet Catch Can Kit to provide optimal crankcase ventilation while keeping oil and water vapor out of the intake tract, resulting in drastically reduced carbon buildup and extended life from the 2.0T EA888 Gen 3.