Chevy and GMC Duramax Diesel Forum - View Single Post - CAT and DPF UnDelete
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post #9 of (permalink) Old 11-21-2019, 04:31 PM
Busa Dave
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^^^^^^^^^^^^^^^^ Yes I just change it with Amsoil 5-40 when it is time per the DIC. Costs a little more but I do not care.

2020 GMC Denali 2500
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