4 Seasons Oils

Vacaville, CA

Authorized Dealer

Synthetic Racing Oil

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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Long Haul Truck Still Running and Working After 2 Million Miles Using Amsoil Lubricants

Jerry Pruitt bought a new Kenworth in 1999 and installed AMSOIL lubricants the truck. This included AMSOIL 15-40 heavy duty Diesel Marine and an Amsoil, “dual guard filtration system” which allows him to change the oil every 100,000 miles and saves him a significant amount of money. He also uses Amsoil SAE 90 in the …

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