Quote:
Originally posted by rdrr
I'm sure I read a post where someone had dynoed a dual out vs a single out and found a 5hp gain, or something like that. Sure hope it's true as I've just ordered a dual out M&K.
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I friend in the UK just dynoed one with single out and then dual out he gained 8hp. I did not see the sheets but thats what his email said. Sounds high to me I would think 4 hp max