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Pontiac Grand Prix Performance Mufflers

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Latest Customer Reviews

Flowmaster Super 44 Series Mufflers Reviews


Reviewed By jeremy t (LIVINGSTON, TN) Reviewed for a 1998 Pontiac Grand Prix —12/17/2014 8:08 PM

Love the sound easy to install and happy with the fast shipping

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Flowmaster Super 40 Series Mufflers Reviews


Reviewed By Michael L (Pennellville, NY) Reviewed for a 2004 Pontiac Grand Prix —4/30/2013 5:26 PM

wasn't really sure how they would sound with a 3.8L but I guess it is what it is its not some monster v8.But yes I Really do enjoy the deep sound, Ive ALWAYS loved the sound of FLOWMASTER.

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Magnaflow Performance Mufflers Reviews

Dual outlet muffler

Reviewed By Herbert G (Concan, TX) Reviewed for a 2014 Chevy Silverado —11/27/2015 8:30 AM

Due to the configuration of the exhaust system on a 2014 Chev PU L got the single inlet - dual outlet Magnaflow and am totally satisfied with ease of installation. (Professional) , and sound. Magnaflow durability and workmanship is first rate. Just ask Chip Foose in CA.

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