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Power Strokes
2017+ 6.7 Aluminum Super Duty
Mileage drop
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[QUOTE="Floorboard79, post: 1446610"] going to "35's" from my stock "33's" i lost about 1 mpg, but stock i never could get more than 17.xx driving normal. CCLB lariat 4x4 stock suspension and wheels. your initial figure sounds off, my boss went from about 16.5-17 to 14.5-15 in his 2014 going to a 4" lift and 35's. did you re-calibrate speedo, what size tires were stock [/QUOTE]
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