exhaust problems
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Junior Member
Joined: Jan 2011
Posts: 3
From: dayton tn.
exhaust problems
i have f250 7.3 . have 4" exhaust k/n air also super chip.i run open exhaust. will i get better fuel mileage with muffler or without. also will
it start better on cold morning.what will give me the best over all
proformance.
it start better on cold morning.what will give me the best over all
proformance.
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Maverickman
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irvin63
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Mar 12, 2011 06:14 PM