Thread: Good news for our gas mileage !
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Old 08-05-2008, 08:33 AM   #10
turbo23dog
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Join Date: Jan 2006
Location: Northern VA
Posts: 238
X2. Lower octane yields less MPGs. Diminishing returns...
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Rich F
somewhere
past: 2000 Boxster S
past: 2010 Boxster S
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