AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASLQTC (ASLQTC-CA)
946 ml Bottle
Case of 12
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASL1GC (ASL1GC-EA)
3.78 Liter Jug
Each
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASL1GC (ASL1GC-CA)
3.78 Liter Jug
Case of 4
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASL55 (ASL55-EA)
208 L Drum
Each
AMSOIL Signature Series 5W-30 100% Synthetic Motor Oil
ASL27 (ASL27-EA)
1041 L 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 7,154 reviews
5 star rating
regular oil change for a newer car
By
Chris,
a
Verified Buyer
on
September 27, 2026
I run this on my 23 camry every 5k miles and have had zero issues and no sludge build up. she is sitting at just shy of 50k miles now and i plan to keep using amsoil for as long as i own the car
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Quality products
By
ERIC,
a
Verified Buyer
from
Wichita, KS
on
September 26, 2026
Amsoil products are all that I will use
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Great oil
By
THOMAS,
a
Verified Buyer
from
Montana
on
September 26, 2026
Great oil, I believe it's great for my high mileage Lexus GX470.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Better shifting
By
CHUNG,
a
Verified Buyer
from
Rogers AR 72756
on
September 26, 2026
Best oil in my opinion....after changing amsoil transmission oil ...my Tundra shifting better than factory
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
The only choice!
By
NICHOLAS,
a
Verified Buyer
from
Rhode Island
on
September 25, 2026
Been using this oil on my 2020 tundra since 25k now at 137,000. 2013 jeep compass and 2025 jeep compass. I have not had a single car or truck run better on anything else noise or performance wise.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Engine oil on my trucks
By
Javier,
a
Verified Buyer
from
Texas
on
September 25, 2026
I only use this oil none else
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
It works
By
ROBERT,
a
Verified Buyer
on
September 25, 2026
Math works
Preferred customer works
Oil works
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
A must for GM 6.2
By
MARK,
a
Verified Buyer
from
Colorado
on
September 24, 2026
My 2023 Sierra 6.2 used to knock on start up and now its super smooth. I also get better MPG vs the old full synthetic I used to run. A++
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Good
By
KEKA,
a
Verified Buyer
from
WA
on
September 24, 2026
Good oil
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
El mejor aceite que he usado
By
JONATAK,
a
Verified Buyer
on
September 23, 2026
Recomendado 100%
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
best oil
By
CHARLES,
a
Verified Buyer
from
FL
on
September 23, 2026
been using g for years now. my wife even said what did you do to my car? it's running diff
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Amsoil5W-30
By
FRANCIS,
a
Verified Buyer
from
windsor NY
on
September 22, 2026
great oil i use in all my vehicles
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Amsoil Superior lubricating
By
DAVID,
a
Verified Buyer
from
Florida
on
September 21, 2026
I’ve used Amsoil for many years in my cars, my lawn equipment, Motorcycles with superb results, never any issues. The only thing that I wish they would do was give me free shipping for as much money as I pay for the product.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Best in the Business
By
SETH,
a
Verified Buyer
on
September 21, 2026
I use amsoil products in everything I can. Superior in every way that I’ve seen. If I purchase a vehicle the first thing I do is replace every oil it has with amsoil and it has been phenomenal. I recommend it to anyone that will listen and haven’t heard a single person regret going with Amsoil.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Perfect
By
JON,
a
Verified Buyer
on
September 21, 2026
Love this stuff.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Keeps my 2009 Lexus running like new 👍🏼
By
ALFREDO,
a
Verified Buyer
on
September 20, 2026
Keeps my 2009 Lexus running like new
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Ram 2500 Hemi
By
LARRY,
a
Verified Buyer
from
CA
on
September 20, 2026
Approximately 1,200 miles driven since I switched to the AMSOIL Signature 0W 40 Oil. I notice a smoother start up. A smoother running engine. A substantial increase in performance. I will definitely start running AMSOIL products in my other vehicles.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Great Oul for GDI Engine
By
CRAIG,
a
Verified Buyer
from
Louisville
on
September 19, 2026
Great oil. All I use on my Kia Telluride.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Used in my new land cruiser
By
JAMES,
a
Verified Buyer
on
September 19, 2026
Runs cool
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Great product
By
ELLIOTT,
a
Verified Buyer
from
SC
on
September 19, 2026
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