Volkswagen Audi PCV Diaphragm Valve Cover Repair Kit Cap 07K 103 469 A3 S3 RS3 R

07K 103 469 L. 07K 103 470 L. 07K 103 469 F. 07K 103 469 G. 07K 103 469 M. For A3 / S3 / RS3. The PCV diaphragm cap is subjected to constant negative pressure, as a result, any cracks or leaks in the rubber seal will cause engine malfunctions.