AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASLQT (ASLQT-CA)
Quart Bottle
Case of 12
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASL1G (ASL1G-EA)
Gallon Jug
Each
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASL1G (ASL1G-CA)
Gallon Jug
Case of 4
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASL55 (ASL55-EA)
55 Gallon Drum
Each
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASL27 (ASL27-EA)
275 Gallon Tote
Each
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
5 star rating
Based on 6,887 reviews
5 star rating
One of the best on the market
By 
BRIAN, 
a 
Verified Buyer 
from 
Rio Rancho NM 
on 
June 13, 2026
Excellent Product
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Reliable Product
By 
JOHN, 
a 
Verified Buyer 
from 
Olivehurst CA.  
on 
June 13, 2026
I believe I've used your product for 8+ years and have never been let down by their performance. When dealing with older cars that matter is paramount. I'm keenly interested in you AMSOIL P.I. cleaner for my next purchase. Just to be fair, according the only other I will look at is Techron. As it also has a good track record. PS wish more places carried you product.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
AMSOIL filters.
By 
DONALD, 
a 
Verified Buyer 
on 
June 12, 2026
I am hugely disappointed in the lack of Amsoil oil filters you can order at this time.
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.
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.
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.
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.
Was this review helpful?
5 star rating
Product Review
By 
ROBERT, 
a 
Verified Buyer 
on 
June 08, 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
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