airleak

I've got a 57 1.8tfsi and I have, what appears to be, a slight misfire at idle. The PCV has been replaced along with the rear crank seal, and oil pick-up pipe which seemed to improve the idle but the shudder has come back. Car does drive fine with only a slight hesitation from partial throttle...

Hi all, Long story short, i've recently bought a 2.0T Quattro S line SE which came with a Neuspeed induction (car is also mapped stage1) http://www.neuspeed.com/651097-neuspeed-p-flo-air-intake-kit.html Now the problem is, when the car is rolling in gear/neutral (accelerator released) I can...