Thread: To tune or not
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Old 02-23-2017, 03:48 AM   #30 (permalink)
jchammond
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Join Date: Nov 2014
Location: South Carolina
Age: 58
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Drives: 13’ 370Z TS 7A/T
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Quote:
Originally Posted by Zay370z View Post
Does an uprev tune improve MPG at all?
I would definitely say yes; as it will put your Air/Fuel ratios in check...as you are more than likely running rich.
Before adding my heavier wheels/Tires...avg was 24/25 & 28/29cruising 70-75 on a trip.
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