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Mercury Grand Marquis Performance Mufflers

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Latest Customer Reviews

Magnaflow Glass Pack Mufflers Reviews


True Duals

Reviewed By Torrey S (Mesa, AZ) Reviewed for a 2007 Mercury Grand Marquis —12/23/2015 6:46 PM

mufflers are great, perfect fit and finish, installed on a police P71 exhaust nice rumble but not to loud and better MPG, win win

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Flowmaster Original 40 Series Mufflers Reviews


Great

Reviewed By Izaak J (KETCHIKAN, AK) Reviewed for a 2004 Chevy Silverado —10/16/2017 9:46 AM

Sounds good. not too loud but still has a rumble

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Flowmaster Super 40 Series Mufflers Reviews


Flowmaser Super 40 Series

Reviewed By Desmond S (HIRAM, GA) Reviewed for a 2012 Dodge Ram —10/16/2017 5:23 AM

Great exhaust! I can definitely tell the difference from replacing my 40 series with the Super 40! Same loudness, but slightly deeper tone, a deeper growl! Great pricing!

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