from the first link
I’ve also tested Extrude Honing on the stock, which for some reason on the EVO does not make power.
is that really true? on the SHO (completely different) EXintake gives up a 10-12 wtq across the entire rpm band
from the first link
I’ve also tested Extrude Honing on the stock, which for some reason on the EVO does not make power.
is that really true? on the SHO (completely different) EXintake gives up a 10-12 wtq across the entire rpm band