Revo Technik PCV Revamp for EA113 Engines (Mk5 GTI etc.) | Demon Tweeks
The factory Positive Crankcase Ventilation system is a known weakspot of the TFSI / EA113 (belt cam type - Golf Mk5 GTI / pre-2008 Golf platform cars) engines. It is known for causing a wide range of problems with that family of engines. Problems includin...