Pan-Tastic: Cleaner Oil for Your Duramax - Diesel World
Best Oil??? | Chevy and GMC Duramax Diesel Forum
9 Common 6.6L LB7 Duramax Problems - 2001-2004 Duramax
Just wanted to check what engine oils do you guys use and any recommendations which brand is superior. My brother uses Amsoil while I use the one from Shell. : r/Diesel
Top 5 Best Oil For Duramax Reviews in 2023 - Most Popular Collections - YouTube