Hey guys,I have a forge 007 valve on my cupra r and I've had no problems with it,till now!wouldnt say its a problem(I hope)but it's started to make a chatter sound on lifting off,I have the k@n s2000 cone so always heard a suttle dump on lift off(changing gear)but today noticed a different like chatter like sound!!can anyone tell me what's up with this as I recall this being the turbo stalling!is my valve had it or is it something else??cheers