Originally Posted by
Stewart_H
Why do you guys (you guys = gas powered Excursion owners) always talk about changing COP's when it isn't necessary?
There are a lot of high powered Lightnings that still run the OEM COP's because there isn't really a cost effective viable alternative, that improves upon the OEM COP.
Stewart
I am doing it because I think at least one of my COPs is bad, it is way cheaper to have my shade tree guy do them all than it is to have the dealer figure out which is bad.