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  1. New Owner - Intake Valve Issue

    F150 Ecoboost Problems
    Hi Everyone, I picked up my 2013 FX4 3.5L Eco boost last week. As a new owner I was excited to look into some of the upgrades and tunes you can do to get the most out of these engines, but I stumbled across a few YouTube videos describing the problem with carbon/sludge buildup on the back of...