Originally Posted by HDDP
Thought I would share... I'm taking my throttle body, intake and heads to get them extruded and honed from Extrude Hone in Paramount CA. Cost is going to be $1,950. They expect a 20+ HP gain.
This might be the best HP to $ ratio I've found thus far...
Derek, does that price include "port matching"? Intake to heads, heads to headers, etc. Or is that where the "honed" part comes in?