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whats the best kind of diverter valve, do they sound different then stock?

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Old 08-09-2004, 06:18 PM
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Default whats the best kind of diverter valve, do they sound different then stock?

or are they like a blow-off valve and whats the difference?
Old 08-09-2004, 06:26 PM
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OEM 710Ns, no noise.
Old 08-09-2004, 06:30 PM
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710N's
Old 08-09-2004, 06:33 PM
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Default Forge's.....piston style instead of diaghram

NO Blow Off Valves!!!!
Old 08-09-2004, 06:35 PM
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Agreed. Best cheap one -- 710N.
Old 08-09-2004, 06:39 PM
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Default Re: Forge's.....piston style instead of diaghram

why no blow off valves do the forge valves sound different then stock?
Old 08-09-2004, 06:41 PM
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710N
Old 08-09-2004, 06:42 PM
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No, forges do not make sounds. try searching on "bov". They don't work on S4s.
Old 08-09-2004, 06:43 PM
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Re: whats difference between forge or hyperboost which gives better performance?
Old 08-09-2004, 08:47 PM
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Second.


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