Should after-market oil additives be used with AMSOIL Motor Oils?
No. They are not necessary and can be harmful. AMSOIL Motor Oils are properly formulated under the strictest quality control to provide superior performance, and do not need any additional additives. Read this article. Top How do AMSOIL Motor Oils achieve extended drain capability? AMSOIL Synthetic Motor Oils are highly resistant to the destructive effects of heat and do not break down like petroleum oils. This means that AMSOIL Motor Oils can provide much longer drain intervals than conventional oils. Top Will I see a decrease in oil consumption with AMSOIL Motor Oils? Yes. When used in mechanically sound engines, AMSOIL Motor Oils can reduce oil consumption. However, AMSOIL Motor Oils will not “fix” an engine that has other mechanical problems causing excessive oil consumption. How do I change over to AMSOIL Motor Oils? In engines with over 30,000 to 40,000 miles or in older vehicles, it may be wise to use AMSOIL Engine Flush first. This will ensure that the engine is clean and free
