MPG after upgrades

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audtatious
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Posts: 25014
Joined: Sun Oct 27, 2002 5:31 pm
Car: 2017 Q60 Red Sport. Gone: 2014 Q50s, 2008 G37s coupe, 2007 G35s Sedan, 2002 Maxima SE, 2000 Villager Estate (Quest), 1998 Quest, 1996 Sentra GXE
Location: Stalking You
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As usual, these numbers are relatively meaningless as I do NOT have before tests showing mpg in similar conditions. EPA ratings of 18 city / 25hwy are meaningless as well. Those who care about MPG will be able to guess whether my results are good, bad or indifferent. They are what they are.

Mods: Cobb stage 2+, Invidia Gemini exhaust, Invidia high flow cats, R2C intakes

The trip: 169 miles. 100 of those were up and down hills on the expressway. Rest was relatively flat. 5 miles max non-expressway
Speed: 80% of the time was 75-80mph, rest was 60-70mph
Weather: 85-97 degrees, 50-60%+ humidity
A/C: Yes, set to 70 degrees
Gas use: 6.587 gallons

Total: 25.65 MPG


joe603
Posts: 8200
Joined: Mon Nov 21, 2005 5:45 am
Car: 2014 Durango R/T
Location: Atlanta

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What did the car's NAV have for MPG?

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audtatious
Moderator
Posts: 25014
Joined: Sun Oct 27, 2002 5:31 pm
Car: 2017 Q60 Red Sport. Gone: 2014 Q50s, 2008 G37s coupe, 2007 G35s Sedan, 2002 Maxima SE, 2000 Villager Estate (Quest), 1998 Quest, 1996 Sentra GXE
Location: Stalking You
Contact:

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Last I looked it was around 24.6 on the dash. I didn't check that nor average speed when I filled up. I put another 80 highway miles on the car to finish the trip and the average speed was reading 55.7

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SVTCOBRA
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Joined: Wed Sep 03, 2003 2:26 am
Car: 2018 Q60 AWD 2023 F150 4x4 5.0 FX4
Location: LKN NC

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Went to the NC coast with a Thule box on the 08 Sedan and it was loaded down. Got 23.35 coming home.....that's up hill.
The 04 coupe got 23.5 and was loaded down....no thule box on top.
Temp was HOT, humidity was UP.....


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