4 Seasons Oils

Vacaville, CA

100% Veteran Owned Business

Authorized Dealer

Feel Secure Using AMSOIL Synthetic


This article discusses why you can feel secure about you warranty using Amsoil products. Many times Amsoil users go to their  dealers where they bought their vehicle to get their Amsoil products installed.. The dealers will sometimes tell them they can’t install Amsoil products because it will void their car warranty.  This not only untrue but illegal and should be brought to the attention of Amsoil.