Thread: 7.3L fuel mileage and exhaust
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  #18 (permalink)  
Old 12-27-2007, 05:01 PM
gygers gygers is offline
Land Yatch Driver
  

Join Date: Nov 2007
Location: Great Falls, Montana
Posts: 217
I've got an '02 with a K&N cold air intake and an Edge Evolution and no exhaust mod. The best I've got with mine is 17 driving 70 in North Dakota (flat land) but here in Montana (mountains) I get 16 at 70 and 15.5 at 80.
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