Thread: Will replacing my o2 sensor improve fuel economy / MPG?
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Old 09-15-2016, 03:03 PM   #7 (permalink)
TheOutdoorAdventure
Ecogeek in training
 
Join Date: Sep 2013
Location: BC, Canada
Posts: 14

Trout - '04 Honda Civic DX
90 day: 39.39 mpg (US)
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