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Old 06-17-2008, 10:55 PM   #7 (permalink)
Master EcoModder
Join Date: Jan 2008
Location: appleton wi, for now
Posts: 363

pontiac trans am - '00 pontiac firebird trans am

jeep 1 - '02 jeep wrangler
90 day: 16.76 mpg (US)

jeep 2 - '07 jeep wrangler x
90 day: 19.39 mpg (US)

Toyota - '09 Toyota Corolla lx
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so i filled up the tank today, i averaged 21.29 mpg. it was quite the increase considering i added the grill block 90 miles into the tank so i dont know the complete impact yet, also i towed a vehicle so all in all i think it was a very positive gain.
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