my question is i have a OS61FX in witch i have installed on my seagul extra 300 with a pitts muffler.I have recently just join a club in witch theres a noise requirement, and of coarse i dont want to piss any one off and i want to enjoy flying there and go buy the rules..... well my question is i dont wont to ruin this planes looks by hanging that big ugly looking stock muffler off the side,and take away any of the performance.... could i or has any one every stuffed steel wool in the pitts muffler to quit them down so i wont have to remove it ? or make another suggetion on how to tame Her down thanks in advance Bill