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  1. ShatteredPixelz

    Strange issue with Cobb stage 1 tune

    Hello all, I have a question about my 2006 Mazdaspeed6. When running the stage 1 Cobb OTS tune, my car barley hits 13lbs of boost. Curiously, on stage 0 the car hits close to 16lbs all day! I've read around and haven't found a definitive answer as to why this is happening, but I have some ideas...
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