This is my most recent UOA. This is my 2nd oil report on Amsoil signature series. The change interval is about a full year. The Blackstone lab suggest me to shorten it down to 5000 miles or 9 months.
My previous oil reports:
1st oil report: http://www.bobistheoilguy.com/forums/ubb...971#Post2784971
2nd oil report: http://www.bobistheoilguy.com/forums/ubb...973#Post2784973
My previous oil reports:
1st oil report: http://www.bobistheoilguy.com/forums/ubb...971#Post2784971
2nd oil report: http://www.bobistheoilguy.com/forums/ubb...973#Post2784973