4 Seasons Oils

Vacaville, CA

100% Veteran Owned Business

Authorized Dealer

AMSOIL Protection

AMSOIL Delivers “Shocking” Protection

AMSOIL delivers exceptional protection time and time again! Drag Racer, Paul Jordan of Butte, Mont., used AMSOIL DOMINATOR® 15W-50 Synthetic Racing Oil when he built a Chrysler* 408 engine for his Duster and has won five championships over the years. Jordan said, “I have no reason to believe other than AMSOIL that the engine lasted

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