SuperSport
09-07-2004, 07:14 PM
I was curious if someone could tell me what the stock exhaust size was for the Duramax 3 or 3.5 thanks
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kolekamp 09-07-2004, 08:41 PM It's 3.5" | ||
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SuperSport 09-07-2004, 07:14 PM I was curious if someone could tell me what the stock exhaust size was for the Duramax 3 or 3.5 thanks kolekamp 09-07-2004, 08:41 PM It's 3.5" | ||