12.7 Detroit need a new turbo (upgrade?), hauling light and best mpg?

Discussion in 'Trucks [ Eighteen Wheelers ]' started by Green461, Mar 24, 2020.

  1. jamespmack

    jamespmack Road Train Member

    17,061
    189,793
    Mar 25, 2014
    OH
    0
    Tune helps, but 17702 will run fine on stock tune. It lags on the low end. But runs fine.
     
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  3. DDguy

    DDguy Light Load Member

    62
    26
    Apr 21, 2020
    Ont. Canada
    0
    i would suggest if the engine runs good and your satisfied with how it performs and the power then Just run it If your not satisfield then probly you need a tune
     
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