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Originally Posted by MVR 155
Splne 1..... with being on the road do you notice any improvement in gas mileage running the higher octane? Im sure any gain is offset by the higher price of the fuel but I was simply curious. Thanks
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On cruise control it gains maybe 2 MPG's but nothing really to Jump about. But remember I am running it lifted on these big 37's. I also have a Hypertech programmer installed with the K&N intake. Im sure if it was stock height I could possibly get better MPG's.
