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Exhaust Merge questions

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Old Apr 13, 2011 | 09:40 AM
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Default Exhaust Merge questions

Im going to be installing L/T with a 3" collector. I plan on using the flow master y-pipe. The questions is, should i run a 4" pipe after the Y or can i just leave my 3" pipe alone. Just wondering if this will cause a restriction.
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Old Apr 13, 2011 | 03:23 PM
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I didn't know flowmaster made a y pipe,are you talking about a flowmaster merge?do you have a 4 inch catback,what cat back do you have?if its a 3 inch catback there is no point to have a 3 inch into a 4 inch back to a 3,just seems like that would be a pain in the ***
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Old Apr 13, 2011 | 06:05 PM
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That's what I meant. The flowmaster merge. I have the flowmaster cat back setup. But i also have a DMH 3" cutout.
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Old Apr 13, 2011 | 06:34 PM
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Yeah that catback is a restriction,but with a cutout your fine,
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Old Apr 13, 2011 | 10:48 PM
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Later i plan on changing that but when I drag race I'm going to use the cutout everytime. Thank bro
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