Overview Reviews Product Description The intake is acoustically tuned to surpress the fluttering sound of compressor surge, it does not eliminate the effect of pressure pulses- that is what diverter and Blow off valves were originally designed to do Product Videos Custom Field Product Reviews Write a Review Write a Review × GFB GFB VTA BOV for 2013+ Audi 1.2L/1.4L TFSI/TSI Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *