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Open downpipe?

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Old Aug 16, 2004 | 10:00 PM
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chris86530
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Open downpipe?
what would be the pros and cons to running an open downpipe, if you had the CEL fix...wouldn't this decrease spool up time and give some Hp??
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Old Aug 17, 2004 | 08:05 AM
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no opinions?
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Old Aug 17, 2004 | 08:36 AM
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I remember someone saying the low end sucked but the top end picked up a lot.
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Old Aug 19, 2004 | 01:24 AM
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Sound level approaching 120 DB
Sound Like a Plane Landing
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Old Aug 19, 2004 | 07:22 AM
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contact rollaway
he has an elect dump valve atatched to his DP
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Old Aug 19, 2004 | 07:58 AM
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i figured it would be a good idea for track or drag days, a little extra hp could be the difference...so it would give extra power?
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Old Aug 19, 2004 | 08:09 AM
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I suggest you go to www.quicktimeperformance.com ! THEY HAVE THE ANSWERS TO ALL YOUR QUESTIONS.
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Old Aug 19, 2004 | 08:13 AM
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JoeWalker4G63
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Well just to answer your question here goes:

Pros:
Spool quicker
Pick up a little power

Cons:
Noise <---- lots of noise
Crap gets all over your underbody
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