Thread: FireFly Headers? Who is running them?
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Old 06-30-2016, 12:43 PM
PHM PHM is offline
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Join Date: Jun 2007
Location: Conway, Ma
Cobra Make, Engine: Superformance #2907 with a stroked genisis 427 side oiler and dual quads
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Question FireFly Headers? Who is running them?
Thinking of getting a set of Fire fly headers for my 427 FE and replacing the Superformance headers. Who has switched and how do you like them? Do you see a power increase and how do they sound? To loud? I would appreciate your input.
Thanks
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