I just wan to ask around that Do anyone of the E7/8/9 owner wanna to let go their KNN drop in Air-Filter if not using it ?? Please contact me via PM....TQ
What is ur boost reading when maintaining at 180 km/h?? Mine is 0.5, if i keep it below 0.5, bov keep on venting air like leaking. Izit bov leaking or this is normal.