Jump to content


  • Content Count

  • Joined

  • Last visited

Community Reputation

0 Neutral

About 6.5

  • Rank
    New Member
  1. I have a 2019 6.6 Duramax Is it ok to put full synthetic oil it. The factory oil is conventional and with it be covered under warranty if I do change over?
  • Create New...

Important Information

By using this site, you agree to our Terms of Use.