Quote:
Originally posted by PWMAN
Yeah thats what the SIR1 has, a B16. But what I'm wondering is if the header for a civic will fit. I'm pretty sure it won't come out into the same place so I will have to get a custom exhaust system. What size do you guys recommend? I was thinking 2.25" for better low-end, but is it free-flowing enough(with high-flow cat/muffler of course)? Or should I just get 2.5"?
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Any b-series header will fit. About the exhaust. Id go 2.25 for N/A. If you gonna go turbo then 2.5 -3 inches is good.