4 Seasons Oils

Vacaville, CA

100% Veteran Owned Business

Authorized Dealer

  • tbreckon@sbcglobal.net
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authorized independent dealer

Manual Transmission Fluid & Automatic Transmission Fluid: What’s the Difference?

AMSOIL Products, Synthetic Automatic Transmission Fluid /

AMSOIL Automatic Transmission oil, ATF and ATL must do the following: They must act as a hydraulic fluid, deliver correct friction requirements, protect gear wear and fight transmission heat. Manual Transmission Oils must- provide smooth shifts, fight wear and protect the brass synchronizers. In 2006, 18% of the vehicles made had manual transmissions. In 2018 […]

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Feel Secure Using AMSOIL Synthetic

AMSOIL Products, AMSOIL Signature Series, Synthetic Oils /

  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

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