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Originally Posted by chaddy74
I already have  it came in at 80+mm for me so Section one is fine ! Section two just before the rear resonator is fine also IMO and wont hurt flow its after that is crapola. And of course replace the downpipe with a 200 cel option , this will not cause a check engine light.
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Originally Posted by supremepower
Here's an image of the stock exhaust.
I'm still trying to find the exact measurements of the exhaust. I'll confirm and give you the exact sizing |
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Ah you're correct! It's 3.14"
My bad