Thread: 07 f150 4.6 mpg with gryphon
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Old Fri, February 20th, 2009, 12:30 PM
TA2Dsailor TA2Dsailor is offline
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Question 07 f150 4.6 mpg with gryphon
A guy in my squadron is considering purchasing a Gryphon and wants to know what kind of increase in mpg to expect with it. His truck is bone stock. Whats the average increase? Right now hes getting 19.8 highway. Thaaaanks
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