Stock B18C1 2.25 vs 2.5inch exhaust

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12-15-2011, 08:52 PM

GSi-R

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Stock B18C1 2.25 vs 2.5inch exhaust

Does anyone have any dyno graphs of any B18C1 engine
with 2.25 vs 2.5 exhaust thanks

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12-16-2011, 04:59 PM

nealnanoHX

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Re: Stock B18C1 2.25 vs 2.5inch exhaust

Here is my LS Vtec dyno
B18B1 block
B16 head rebuilt
DC replica 4-2-1 header
2.5" cat back
stock Si cat
S100 tuned

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12-17-2011, 01:47 PM

00Red_SiR

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Re: Stock B18C1 2.25 vs 2.5inch exhaust

he was asking for a comparrison....

OP- you will benefit from a 2.5".

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12-17-2011, 03:05 PM

nealnanoHX

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Re: Stock B18C1 2.25 vs 2.5inch exhaust

Well I was hoping maybe some one would have a 2 1/4 to post up as well. Yeah just go 2.5 cat back.

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12-17-2011, 07:00 PM

95eggsr66

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Re: Stock B18C1 2.25 vs 2.5inch exhaust

i dont have a comparison but i made good power with a 2.25" thermal catback

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