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  1. Lag Returns with GDE Tune?

    RAM 1500 Diesel Mechanical
    I've had the GDE Tune for 10,000 miles. I installed the new ECU at about 45,000, and my truck just rolled over 55,000. Like nearly every other GDE tuned truck, I experienced all of the great benefits: turbo lag virtually gone, increased MPG, and the EGR shutoff. However, in the last few weeks...
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