12-06-2010, 03:38 PM | #24 |
Texan
3
Rep 25
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My 09 5.0i gets 19 mpg hwy up till about 85 mph average speed, it drops to 17 mpg when I average 95-100 mph. The ride is well worth the gas and has plenty of range between fills...hope this helps.. I didn't average 167 mph long enough to take a reading and did not find the top end.
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Appreciate
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