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Re: Sluggish 6.0L
Posted to HD/Fleet Forum on 4/16/2021 1 Reply

If the turbo is AM I would verify that it is OEM spec. If the compressor/turbine wheel are not factory spec there may be some undesirable VGT performance without proper tuning.

Also you may have done this all ready but I would inspect the exhaust manifolds, ... Login to read more.

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