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My GT MPG

lwilliams

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I am pretty please with the MPG I am getting so far. Still a ways from the 1000 mile break-in period.

This was 2 days ago. Mixed driving and not babying it either. At this point, I was on about a 22 mile stretch with the cruise on.

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Todd15Fastback

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I picked up my car with 21 miles on it and drove it home Lansdale, PA to Atlanta, GA over 2 days. Total trip was just a tad under 1000 miles. I averaged 23.1 for that trip.

I just did another trip to Steeda down in Valdosta, GA in one day and put about 600 miles and I averaged 24.6 over that single day trip. I averaged 75.7 MPH as well. Most stretches I had my cruise set between 78-80MPH. I have the PP with 3.73's.
 

Barrel

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Eh...I get about 12-16mpg. I also drive it like a Mustang, so... I expect it to go down even more once the blower goes on. On some flat highway at 60mph I can get low 20s.
 

BmacIL

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I've been very happy with the mileage of my GT. The highway mileage is actually remarkable for what it is. The best part is that I don't have to go slowly to do it. See snapshot most of the way through my trip yesterday. Lifetime mpg of about 4300 miles is 23.5.
_20150512_101415.jpg
 

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Spartan

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I've been very happy with the mileage of my GT. The highway mileage is actually remarkable for what it is. The best part is that I don't have to go slowly to do it. See snapshot most of the way through my trip yesterday. Lifetime mpg of about 4300 miles is 23.5.
Yah the sweet spot seems to be around the 70s in the GT for great MPG on the highway
 
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lwilliams

lwilliams

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Yah the sweet spot seems to be around the 70s in the GT for great MPG on the highway
I believe that. Mine does much better when in the 70-ish mph range.

I wonder if the 3:55 rear axle I have makes much difference at highway speed.
 

CriticalmassGT

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I believe that. Mine does much better when in the 70-ish mph range.

I wonder if the 3:55 rear axle I have makes much difference at highway speed.
Yes, a little bit if you are comparing to 3.73's you'll get a tiny bit better mpg, but not enough to sweat over.
 

MJS-P51

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LOL I need to take my for a highway trip soon I guess. I have 550 miles on my GT PP and it's almost been completely city/local driving and I have yet to break the 12.5 MPG.
 

K3NMasterS

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krahooligan

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I was expecting to read that your MPG is terrible. just like mine. averaging 14 MPG but man am I having fun driving this car. fuel economy was not something I was thinking about when I purchased this car.
 

GoBlues38

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I am a solid 60% highway and 40% city daily driver.

19.5 is my average.

I am happy with it.
 

5starr0

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I was so happy when i hit 17mpg once
 

BmacIL

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Yah the sweet spot seems to be around the 70s in the GT for great MPG on the highway
Or crucially, right around 2K rpm.
 

oilfieldtrash

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Let's see some pics where it's the mileage of the vehicle in total. I've averaged 37 on a highway trip on my ecoboost. 24.6 avg for the total 4300 miles put on the vehicle in total.
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