2001 Mercury Grand Marquis GS Straight Pipe

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After pulling off the single exhaust with "Y" pipe I decided to grab a video of it running straight...
After pulling off the single exhaust with "Y" pipe I decided to grab a video of it running straight pipe. Of course there are still 4 catalytic converters which muffle the sound significantly. After taking this video I installed a dual exhaust with "H" pipe off of a Police Interceptor.
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