The fluttering noise isn't from air forcing itself past the valve, it's the compressor wheel in te turbo stalling because all the excess air isn't been blown off. All the air is backing up and basically locking the compressor wheel. If your going to drive it I wouldn't boost it
nice to see a couple of vRS's taken you on
thats a great HID kit....virtual daylight? must have been about £70. had 2 sets of them an H4 and H7 set, both were excellent, i had 8000K both times
This is my cars long lost brother!!
Looking good mate, just needs REVO'd now!