additive

Hi all, new to the forum - good to be here. I have a 2008 F150 5.4 with 200k miles on it. It mostly drives fine but has an issue at hot idle where the there is a lot of knock, very rough, and sometimes even stalls out with "low oil pressure" warning. Only at hot idle, on cold idle there's no...

First ever oil analysis on my Odyssey J35Y7 engine, and thought I’d share. This sample did have 6 ounces of the infamous Prolube Oil Treatment added at 1 ounce per quart. Amsoil Oil filter EA15K13. Note: engine is very quiet, sometimes when I stand just outside the driver door talking to my...

Since most discussions about using two-stroke oil as a diesel fuel additive seem positive or neutral, I decided to give it a try. However I can't decide which oil approval would be the best choice or if it matters at all. On BITOG, many people recommend TC-W3 oils, while European forums suggest...