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Porsche Performance Mufflers

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Latest Customer Reviews

Flowmaster Super 40 Series Mufflers Reviews


Reviewed By charles w (Indianapolis, IN) Reviewed for a 1983 Porsche 911 —3/31/2008 8:04 AM


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Flowmaster 40 Series Delta Flow Mufflers Reviews

Nice rumble

Reviewed By James M (Collegeville, PA) Reviewed for a 2004 Porsche Cayenne —6/29/2007 4:09 AM

Installing it was a breeze. I like the rumble of the Delta 40, however, I wish it was a little louder.

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Flowmaster Street Performance Mufflers Reviews

Best on the market

Reviewed By Lawrence B (SALUDA, VA) Reviewed for a 2003 Toyota Tundra —3/16/2018 6:11 AM

I owned 4 of them, put them on all my trucks and cars, love the sound and performance.

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