3" catback = not enough back pressure?
#16
Originally posted by firebirdude
It's 3" from cat to muff. and then dual 2.5" out. I have it
It's 3" from cat to muff. and then dual 2.5" out. I have it
Kevin
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chevroletfreak
LT1 Based Engine Tech
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07-04-2005 05:00 PM