how much hp is gained from a 2 1/2 inch catback
from what I've read on this board ...
minimal ...
do a search using the word catback & see what comes up in the 5th Gen boards ... word out on the street is that there isn't that much gain ...
do a search using the word catback & see what comes up in the 5th Gen boards ... word out on the street is that there isn't that much gain ...
Originally posted by Player1
I dont know
I dont know
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