mystic jt8 syn blend

[duramaxxx06]

anyone on her ever heard of it? used it? any good?

 

[allimax]

yes i use it for two years in my 6.5

 

[Vasbinder]

The regular Mystic been around a long time. Grandpa ran it in all the farm equipment and never had a problem. I just filed my truck with the synthetic oil and going to give it a run.