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  1. U

    Hesitation and Lag after Cobb stage 2 install

    Also have seen a decrease in gas mileage. It's gone down to as low as 15.9 when I used to sit at about 20 for city driving and like 22-23 for highway.
  2. U

    Hesitation and Lag after Cobb stage 2 install

    Yeah just cruising and maintaining speed. I know the lag you speak of happened before I got the cobb and didn't with stage one. As soon as I installed stage 2 this lag started happening and feels different. Pulled maps for aem intake right off cobb a website. Any ideas on how to fix or what...
  3. U

    Hesitation and Lag after Cobb stage 2 install

    Hello, I just installed a stage 2 setup on my 2011 sti hatch. Aem intake, perrin highflow downpipe and magnaflow catback exhaust. I loaded cobb ots stage 2 maps. Since then I get some hesitation where its seems like the car loses power or catches when just cruising. It happens a second then...
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