Basic Intake and Exhaust Modification Guide, for normal aspirated cars v1.0
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 May 7 2011, 02:12 AM
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#1
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Junior Member
30 posts Joined: Sep 2008 
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Hi all sifu, i wanna ask that is midpipe with center bullet or box will better for auto car?for back pressure. currently mine is 4-2-1 , mid stock and straight flow.Any Recommend?
This post has been edited by william85: May 7 2011, 03:05 AM |
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May 8 2011, 02:38 AM
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#2
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Junior Member
30 posts Joined: Sep 2008
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my swift auto setup 4-2-1, stock mid pipe and straight muffler(HKS silent hi-power) is quite noisy. wanna change mid pipe any suggestion on mid pipe? to reduce the noise and increase abit on back pressure ya. i'm newbiez on exhaust.
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May 8 2011, 05:50 PM
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#3
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Junior Member
30 posts Joined: Sep 2008
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How about swirling bullet? will it reduces the noise?
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May 12 2011, 10:06 PM
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#4
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Junior Member
30 posts Joined: Sep 2008
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hi all sifu,i just change from straight to s-flow muffler due to mine is auto and currently i'm using the midbox with swirling oval type ...should i change to midbox normal type or round type? feel abit too much of back pressure
This post has been edited by william85: May 15 2011, 02:18 AM |
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