Buick Regal Forum : 2011 Buick Regal Forums - View Single Post - Turbo Sound
Thread: Turbo Sound
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post #12 of (permalink) Old 11-14-2011, 07:49 PM
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Join Date: Oct 2011
Location: Michigan
Posts: 299
Do the Turbo Regals have a resignator on the intake, like the dmax diesels? I noticed more turbo sound when I pulled it off on my diesel. Of course its straight piped too

James -
2012 Chevy Express Cargo
2013 Chevy Volt
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