Apr 13, 2012 · Amsoil, Shaeffers and T6 are all very capable fluids. But, depending upon individual application of fluid and equipment, there may or may not be a clear "winner" above the others. The …

Feb 11, 2007 · Amsoil EAO filters tout 99% filtration @20microns, but the test done by Ascent Filtration Labs shows Fram XG 99% @15microns. For the price, I would hope Amsoil is a better quality filter, …

Nov 26, 2006 · Amsoil has 2 0W-20's that are API-certified, the 'XL' and 'OE' 0W-20. IF you want to go with Amsoil, maybe choose one of those. I'm not an Amsoil user, but Amsoil fans seem to react …

Jul 29, 2022 · voa of amsoil z rod 10w40. View attachment 270644 Is an oxidation value of 35 considered good? I never can get the numbers straight.

Jan 16, 2026 · BobIsTheOilGuy Thinking about buying a new vehicle? Do you own a vehicle and would like to share your experiences?

Jul 19, 2004 · Amsoil doesn't encourage extending OCI without UOAs, or in severe service conditions. They also recommend regular filter intervals and there are qualifications on 100K+ cars. I don't do …

Aug 20, 2024 · Amsoil, from the start, has pushed the ‘long drain’ mantra, and kept it very consistent - 25k miles or 1 year. Other oils have offered long-drain guarantees, but they have come and gone. A …

Mar 1, 2024 · I have been using Amsoil antifreeze/coolant for years ( Honda Civic ). Original coolant system. Over 300,000 miles on one car. Engine hasn’t caught on fire or overheated yet ( I have …

Jul 16, 2005 · If I am buying Amsoil, I really don't see the point of buying anything other than their Signature Series. Then again, I live in the US and there are plenty of quality oils available at Walmart …

Apr 27, 2010 · Obviously Amsoil and other boutique oils are good products but are they better enough to be worth it? or even better at all? I consider store bought synthetics to be decent such as Mobil, …