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Hey Imola 4.6... I also have a 4.6 and would like a fatter, deeper exhaust note, but not at the expense of torque or poor fuel economy... All posts seem to point to the x-pipe. I can hardly wait to hear some good news from you.
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2010 X5M Active Autowerks tune 22" BBS SV in Titanium Gunmetal Black grills
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