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AMSOIL Signature Series 0W-40 100% Synthetic Motor Oil

Product code : AZFQTC-EA

5 star rating Read 6,883 reviews

Customer Rating

5

90% would recommend

  • 5 6699
  • 4 130
  • 3 24
  • 2 9
  • 1 21

AMSOIL Signature Series 0W-40 100% Synthetic Motor Oil

5 star rating Based on 6,883 reviews
  • 5 star rating
    0W-20
    By  DJ,  a  Verified Buyer  from  KCMO  on  June 10, 2026
    Since I switched gas. I only run this oil now on.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Would never use a lesser oil
    By  Jim,  a  Verified Buyer  from  Hayward, WI  on  June 10, 2026
    Only oil I will ever use in the unforgiving climate of Northern Wisconsin.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    High quality oil
    By  KT,  a  Verified Buyer  on  June 10, 2026
    Hands down the best oil ever produced. Nothing but AMSOIL in my Lexus RCF. Even Project Farm’s channel on YouTube proved that this oil is scientifically the best for any car, especially if you track your car.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Ilie
    By  ILIE,  a  Verified Buyer  from  Hinckley   on  June 09, 2026
    The best oil for my!
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    The best isn't cheap
    By  JEFF,  a  Verified Buyer  from  Texas  on  June 09, 2026
    Just resurrected my 1999 Jeep Wrangler 4.0.. Has 269K on the odometer and have always used Amsoils premier 10w-30 oil. Engine shows no sign of losing it's spunk.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    SIMPLY THE BEST
    By  RUDY,  a  Verified Buyer  from  SOCAL  on  June 09, 2026
    CAR RUNS SUPER SMOOTH COMPARED TO PREVIOUS OIL WITH A FUNNY COLOR. SUPER FAST SHIPPING ALSO.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    BEST MOTOR OIL OUT THERE
    By  RUDY,  a  Verified Buyer  from  SOCAL  on  June 09, 2026
    CARS RUN SMOOTHER AND OIL STAYS CLEANER LONGER. TEST PROVEN AS OUTSTANDING PROTECTION FOR LONGER INTERVALS. IMAGINE HOW CLEAN YOU MOTOR IS IF YOU CHANGE OIL ON A NORMAL BASIS ?
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  • 5 star rating
    Oil
    By  WILSHIRE,  a  Verified Buyer  on  June 08, 2026
    Seems to be good quality oil. I’ve used soil in my motorcycle several times.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Full synthetic
    By  KARL,  a  Verified Buyer  from  Pennsylvania   on  June 08, 2026
    The best oil for my Honda
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Signature Series
    By  RONALD,  a  Verified Buyer  from  Surrey BC  on  June 08, 2026
    I have had other major brand of oils in my 2001 dodge caravan. Amsoil runs the smoothest and less vibrations hands down
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Using Amsoil in all vehicles
    By  CHRIS,  a  Verified Buyer  from  PA  on  June 08, 2026
    I have used Amsoil since the 1990s. use it in my 2020 ram 1500. transmission, diffs, transfer case. use it in my 2017 Cruze 1.4 turbo. use it in my new Nissan 2023 Nissan rogue. great oil. little wear and keeps the motor clean.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Product Review
    By  ROBERT,  a  Verified Buyer  on  June 08, 2026
    Great products
    Bottom Line
    No, I would not recommend this to a friend.
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  • 5 star rating
    Great oil!
    By  JOEL,  a  Verified Buyer  from  Indiana   on  June 07, 2026
    Awesome products and very fast shipping. Thank you.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    AMSOIL/website
    By  JOSEPH,  a  Verified Buyer  from  Corpus Christi   on  June 07, 2026
    Always used this product thru the life of my Titan . No issues. Always used this website with no issues whatsoever for all my engine fluids .
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Good Oil
    By  LINDA,  a  Verified Buyer  from  Appleton, WI  on  June 07, 2026
    I bought your oil. I usually buy the 30 wt. but you didn't have it in the Large container. My oil changing place told me next time buy the 30. Please have it in the large container. Thank you L
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Great products and worth every penny
    By  JACK,  a  Verified Buyer  from  Oklahoma  on  June 07, 2026
    Great products and performs as advertised. For the quality it is worth every penny for the longevity of my vehicle and peace of mind....
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    great product
    By  ROBERT,  a  Verified Buyer  from  CO Colorado  on  June 06, 2026
    I have been using this oil for years.
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  • 5 star rating
    Only the Best
    By  RAYMOND,  a  Verified Buyer  from  60532  on  June 05, 2026
    I use amsoil because it provides the best protection for my cars.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    Very Good
    By  CEDRIC,  a  Verified Buyer  on  June 05, 2026
    Fast service and the oil makes my truck run very smoothly. Very happy with the product.
    Bottom Line
    Yes, I would recommend this to a friend.
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  • 5 star rating
    I take no chances
    By  JON,  a  Verified Buyer  from  North Carolina   on  June 05, 2026
    This is the kind of oil I want to use to keep my vehicle from oil related failures. All oil costs have gone up but good oil pays in the long run.
    Bottom Line
    Yes, I would recommend this to a friend.
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