Quote Originally Posted by 4kids2dogs&RV View Post
I've been using Amsoil Signature Series Max-Duty Synthetic 15W-40 for a few years. I also use Fleetguard LF16035 filters.

On 8 Oct 2017, I changed the oil and filter and installed an Amsoil Bypass filter.
Since then I have only changed the full flow filter at approx every 7500 miles. I send a sample to Blackstone-labs at every filter change.

Fast forward 21 months and 31k miles later, I did my first full oil, full flow and bypass filter change.

Here is my latest oil analysis report from Blackstone-Labs.
I think it speaks for itself.



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Impressive!!


2016 Ram Laramie 3500, G56, 6.7, MM3 by Double R Diesel, Rough Country Leveling, 35x12.50 Nitto G2, HID headlights and fogs plus many many other add ons.....