2020 Silverado 1500 3.0 Duramax Diesel first oil change with oil analysis

2020 Silverado Oil Analysis: https://drive.google.com/open?id=16mW...
2016 Colorado Oil Analysis: https://drive.google.com/open?id=1XQw...
2002 Silverado 2500HD Oil Analysis: https://drive.google.com/open?id=1Gqk...
Oil Comparison Google Sheet (Links to all oil change reports!!!): https://docs.google.com/spreadsheets/...

Blackstone Labs: www.blackstone-labs.net