Comparing the oil analysis of new costco engine oil to used oil with 10,000 miles to see how much it changes. More tests are coming to show the changes of the oil from 0 to 5,000 to 10,000 miles of use.

#oilchange #costco #kirkland

https://www.blackstone-labs.com/

https://newageproducts.pxf.io/LXy2j0