May 3, 2025 · Similar threads Amsoil Signature Series 0w-20 rstcso Jun 13, 2025 Virgin Oil Analysis - PCMO/HDEO 2 3 Replies 50 Views 4K Dec 27, 2025

Mar 5, 2003 · Is Amsoil really the best motor oil available for most cars and trucks? Recently people have been posting the results of various tests that have been done. Of course, much of this testing …

Dec 22, 2021 · I'll be using Amsoil engine, transfer, and crank case oil, but figured I should stick with Toyota WS for the transmission, as deviating from OEM ATF is sacrilegious in most auto circles. …

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 …

Apr 22, 2008 · Amsoil IS worth the money for protection and longer intervals b/t oil changes. The one thing that you may not have thought about though is that the 6.0 PSD shears oil more than any other …

Feb 20, 2025 · Contact Amsoil they will give you the correct answer. I use Mobil 1 ATF in everything but the Dodge. Well Amsoil recommends their Multi-Vehicle ATF for ATF+4 applications, and their Fuel …

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, …

BobIsTheOilGuy Thinking about buying a new vehicle? Do you own a vehicle and would like to share your experiences?

Jan 25, 2011 · My girlfriend just buyed a brand new 2013 Hyundai Elantra. In her owner manual, they recommend adding Hyundai fuel additive every 12,000km, which is rebranded Techron Concentrate …

Jul 22, 2005 · Lake Speed Jr tests & compares four, synthetic 5w30 engine oils. Super Tech Full Synthetic Amsoil OE NAPA Full Synthetic Royal Purple Premium He spends 8hrs on the dyno testing …