Synthetic oil change-over
My big question is when is a good time or mileage to switch over to synthetic? i have heard many different mileages/times. Any good thoughts? I currently have 13000 miles on my C-7 pulling a heavy ra...
Forum Discussion
427435 wrote:A couple of the Amsoil lines are API licensed/certified. API is not "approval", it is a license to manufacturer to meet a certain specification. And the cost for API license is $360,000 for one test alone, and you can be looking at another $100,000 after the initial $360,000. I personally think the European oil certification is much better than ours!!! And I am not a big fan of Amsoil and their marketing system, but they do have a good product.moisheh wrote:
Amsoil dealers are like aluminum siding salesman and they are certainly not lube engineers. If you want an expert try one of the oil companies. A real oil company not Amway, oops I mean Amsoil.
Moisheh
X2
Plus a lot of their oils are not API approved---------so, if are under warranty, you could get screwed.
