Quote:
Originally Posted by M50iX5
Question(s) anyone done the x pipe exhaust mod on the M50i? if yes anyone in Toronto Canada area that can recommend a good muffler shop that did job for you? wondering if only doing the x pipe vs also doing muffler delete would still make a better sound or if need both to get the improvements?
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I took the resonator off and tap welded the exhaust flaps open
videos are in this link
https://g05.bimmerpost.com/forums/sh....php?t=1684141