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Which Flowmaster muffler sounds best? 🔊🔥 In this short, we compare the sound of 16 Flowmaster mufflers, tested on a Chevrolet C10 with a 6.2L LS3 engine and 4L80 transmission. Models featured: 40 Series Delta Flow, 50 Series Big Block, 50 Series Delta Flow, 50 Series Heavy-Duty, FlowFX, 80 Series, 70 Series Big Block, Super 10, Super 40 ...
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Shop which flowmaster sounds best

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$119.65
$149.95
Flowmaster 8042543 Mustang Muffler 40 Series 2-1/2" Stainless Steel Offset In/ Opposite Offset Out 1979
CJ Pony Parts
98
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Flowmaster 8042543 Mustang Muffler 40 Series 2-1/2" Stainless Steel Offset In/ Opposite Offset Out 1979
CJ Pony Parts
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