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Originally Posted by manson Highly doubt there is any gain from our local cat-back exhausts without any simultaneous design in the headers, 5 bhp gains from a cat-back ----- now this is for the 25 bhp thread!!!
manson. |
Think about it. You're putting out 130 bhp. 5/130 bhp is what, 3.8%? You have a not-too-restrictive cat, but a very restrictive cat-back OE system, comprising atleast 3 mufflers of various kinds. Replace them with straight pipes, and I'm sure you can liberate 3.8% more power. |