good question. The concern is the crimping which would really restricts flow. On the a couple of dyno runs, the headers show about a 35hp gain.
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Originally Posted by rayxi
I don't know a whole lot about exhaust design but the SS headers look like they aren't equal length whereas the OEM ones are. I'm assuming that keeping equal lengths on the tubing before the collector means each cylinder will see the same backpressure, which is good yes?
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