Recent content by Tusflyer

Not to further hijack this thread with HPL fodder but I’ve got an updated analysis for comparisons sake. Interestingly after my first sample my insolubles increased from .1 to 1.5 in less than 3000 miles. I did change the filter from Mahle to WIX after the first sample. Did my filter fail?

I pulled and replaced the filter when I extracted the sample, there was indeed bits of carbon. I was very surprised.

Euro passenger car

I wanted to use the Valvoline Restore and Protect in my Q7 to stop the oil burning issue but shied away from it because of the lack of VW502/504 spec. Interestingly while running mobil 1 5w-40 VW502 in my car the dealer advised ne that my car needed 0w30 VW504 (2018 3.0 TFSI). Of course...