Simple few ?'s

[kingkevindavid]

I have been using shell rotella-t in my trucks (gas and diesel) since i was 16. My father uses it in all his big trucks and super duty also. great oil.
I havent tried the synthetic yet, have thought about it though.

 

[INTERNATIONALPOWER]

Im running Chevron Delo 400 MULTIGRADE 15W40 ULSD, And love it i also run Chevrons Diesel Too. No Problems With 33,000 Miles. We Run it in all are trucks.