thanks riff
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Mountain Pass
Joined: Aug 2006
Posts: 146
Likes: 2
From: va
thanks riff
I finally installed the 4 inch exhaust today. the wife is happy that it does not sound loud and i am glad also for those 20 hour trips across the crountry, Current modes 4 inch mbrp exhaust and 6637 filter.
Lead Driver
Joined: Sep 2005
Posts: 9,399
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From: Norco,CA
Chet
Lead Driver
Joined: Jan 2007
Posts: 6,708
Likes: 5
From: Kiowa CO
I just dragged my 5th wheel home from a high mountain resting spot today and I have a 4 inch exhaust with muffler and my "co-pilot" never complained of the sound at all. And I really drove my truck and trailer over some serious hills.
