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GMC Jimmy Performance Mufflers

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Latest Customer Reviews

Flowmaster Original 40 Series Mufflers Reviews


excellent exhaust

Reviewed By lisa m (Brunswick, GA) Reviewed for a 1992 GMC Jimmy —2/21/2010 5:36 PM

I love the sound of the exhaust i have tried many different name brands and the flowmaster is the best overall muffler and was the cheapest that i found online threw autoanything i will order a couple more for my other vehicles im building thanks

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Flowmaster 50 Series Delta Flow Mufflers Reviews


love my 50 series flowmasters

Reviewed By Royce P (Silver City, NM) Reviewed for a 1990 GMC Jimmy —8/23/2007 6:27 PM

I love my flowmaster they gave me a lot more HP and turns heads on the street i love how loud they are and the tone of them!!!!! But my dad hates them and says i'm a "marked man" by the cops now haha

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Flowmaster Super 44 Series Mufflers Reviews


Flowmaster super 44 series mufflers

Reviewed By Ed C (ARDMORE, PA) Reviewed for a 2017 Dodge Ram —4/14/2018 9:19 PM

This muffler sounds powerful, deep growl, makes my 2017 ram a complete street beast!

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