Has somebody added a sport airfilter? Just curious about a possible sound improvement ("suction" sound)?

PO1812_gr.jpg

Adding a 200 cell high flow catalytic converter would surely improve sound but this is way too much fuzz for improving sound.


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RC (Germany) - Rennteam Editor Porsche 997 Turbo, BMW X5 M, BMW M3 Cab DKG, Mini Cooper S JCW