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Custom 2.5" exhaust with QTP cutout valve
Still a work in progress but here's what I have so far. Still too loud with the valve closed, I want it near Q300 quiet when closed and near straight pipe loud when opened. (who cares how loud it is when it's opened...kinda the point of the cutout!)
Last edited by BirdTRD; 07-04-2017 at 01:31 PM.
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