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Anyone have any word on if the 2021s are tunable yet? I know livernois tunes the 21, 3.5,2.7,5.0 but no word on the 21s 3.0 from anyone yet? Anyone heard anything?
 

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I plan to go with a Green Diesel Engineering tune once my warranty is up (42,000 more miles). Tune is only listed up to 2020, but I'm pretty sure the 2021 has had no ECM changes over the previous year.
 
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