Thread: Help please?
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Old 09-27-2010, 08:15 PM   #28 (permalink)
IsaacCarlson
eco....something or other
 
Join Date: Jul 2009
Location: Colfax, WI
Posts: 724

wood hauler - '91 Ford F-250
Team Pontiac
90 day: 26.69 mpg (US)

Rav - '06 Toyota Rav4 Base
90 day: 26.52 mpg (US)
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Most performance chips/tunes will kill your mileage. You should see a nice improvement if you take it out and then disconnect your battery over night to let the comp reset.
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1991 F-250:
4.9L, Mazda 5 speed, 4.10 10.25" rear
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