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  1. Bad Mileage 2011 3.5L

    F150 Ecoboost Problems
    New to the site and couldnt find any threads that talked about mileage this bad. Also new to my 2011 f150 ecoboost 3.5l v6 Lariat Screw without any modifications (that I know of) and with a bed cover. Filled up on Thursday night, drove about 4 hours of city, and about an hour highway total over...
  2. Need help!

    F150 Ecoboost Problems
    So here's the deal, I recently got work done on my truck. New 20" rims and tires, levelling kit, Borla Exhaust, stage 2 cold air intake, and Air Bags. They also gave me a super chip to go with it. Now when I use to haul my 38ft 10500 camper I would average about 20 to 21l per 100kms. Which...
  3. Octane Differences

    F150 Ecoboost Chat
    So I searched the database and didn't find anything about octane/mileage differences. I know vehicles will get a better gas mileage with non-oxy fuel, then the oxy-fuel. I know there is also a difference between winter/summer gas. I am doing my own experimentation with the different oxy-fuel...
  4. Poor Mileage issue on my F150 Ecoboost - Help Please

    F150 Ecoboost Problems
    I just took ownership on a used 2011 F150 FX with Max Tow(3.73) with 19,500 miles. Bought from Ford Dealer. Before driving off the lot I reset the MPG trip as I was on a full tank. I Drove it home 205 miles (hwy). I purposely drove very conservatively with coasting and acceleration to maximize...
  5. Concerned

    F150 Ecoboost Chat
    I have a 2011 Ecoboost SC 4x4 with a 3.73 rear end. I have noticed lately that my mileage is crappy. I'm talking barely getting 15mpg on the highway. My tires are BFGoodrich 10 ply all terains and slightly taller than stock, but I was still getting around 18-20 mpg on the high way with them on...