Quote:
Originally Posted by HP Autowerks
You are taking out restriction in the exhaust system and more power is made. During the 3 weeks we spent at GIAC we saw gains with the mid pipe, but we didn't take note of it since it is merely to remove some of the restriction and for better sound.
There will be a new 3" mid pipe for the 1M very soon as well!
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2.5" taper from Dp's into 3"? or 3" downpipes all the way thru?