Quote:
Originally Posted by Rapture
The Akra x-pipe is 2.25" piping. I believe the MRF x-pipe is 2.5" or greater. That is where A LOT of the power gains are made. I'm sure moving the X up helps a ton as well; Gintani has been doing that since the beginning and they have been making a ton of power from just their x-pipe as well.
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2.25" ID?!?! I would have expected at the very least a 2.5" ID...
Good to know!!