Este producto vale cada dólar cambie el aceite a las 3mil millas de haber sacado el auto del concesionario y el motor tu un cambio del cielo a la tierra.
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Signature Series 5W-30
By 
BOB, 
a 
Verified Buyer 
from 
Vancouver B.C. 
on 
January 06, 2026
Just did my first oil change with this oil. Too early to tell the results however, ordering and delivery was easy and quick
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Helps my high mileage engine last
By 
JoyBoy, 
a 
Verified Buyer 
from 
Las Vegas,NV 
on 
January 05, 2026
I drive a lot for my job and my engine normally uses 0w20 and changing to Amsoil. Going up to a 0W30 was to me is a good choice. Been using it since my 2022 was new and now has 78,000 miles and no problems engine runs smooth as glass.
There was a lot of positive word on forums and a few mechanics I know. Thought I would finally give it a try in my 3.6l penastar engine. Noticed a difference right away. Engine ran smoother, reved quicker and seem to pick up a little in fuel mileage. Overall happy with Amsoil!
I would Highly recommend it. My son and Husband love this oil for there trucks . My son is the one that recommended this oil. Engines run better with this oil. Its also very affordable.
Thank you for your service
The oil is top notch! Amsoil is the best! But my experience with Customer Service of this company was very bad!!! I placed an order for oil and then I was given grief for ordering (too much)!!!! 8 gallons. No reason given!!! Still no reason given. I had to explain my reasoning for purchasing 8 gallons and then no reply. Next thing I know my money was refunded with no explanation. I then started searching for other ways to purchase the oil as my husband is a mechanic and oil appeared at my door and money taken from my account after refunded with still no explanation. Very bad Customer Service!!!
Ever since I started using Amsoil, I've gotten better fuel economy in my F150. I drove to Florida from Maryland and was getting 22 MPG, but locally I was only getting 17 to 18 MPG on highway using the regular oil. Reverted back to using Penzoil from Jiffy Lube and my MPG went back down and when I changed back to Amsoil the mileage improved. I'm a true believer in this oil.
Amsoil has always been a leader since its beginning. It out performs, it does its job second to none. It cleans and protects ,it sets the bar for others to follow. It may cost a bit more but isn’t protecting one of your largest financial purchases worth it? It is to me, I want the best for my 50K truck I won’t compromise, this oil has been tested time and time again and has always came out on top. Bottom line…. I love it! Do yourself a favor use this oil or run your motor to junk to soon ,the choice is yours.
I like the research I found the good stuff about it I like the fact that it's flow rate when it's super cold is above all the rest
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Good Stuff
By 
BRIAN, 
a 
Verified Buyer 
from 
Spring Hill, FL.  
on 
January 02, 2026
Love the quality of the signature series oil.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
AMSOIL 5W-30 SIGNATURE SERIES
By 
RAMIRO, 
a 
Verified Buyer 
on 
January 01, 2026
If someone is out there looking for engine oil that is beyond premium look no further. My 2013 Civic SI 2.4L I4 engine has 181K miles still counting and it burns 0 drops of oil. I do 5K mile interval changes and no issues what so ever. I started using this oil for my 2009 Toyota Avalon 3.5L V6 as well, 250K miles and counting no oil consumption yet. For those who don't believe me I will start posting every oil change on youtube. Many are skeptical about my cars not burning oil but I always measure what comes back out and it matches what always goes in. So 5 quarts go in and 5K miles latter 5 quarts come back out.
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Great products for your performance engine.
By 
CHARLES, 
a 
Verified Buyer 
on 
January 01, 2026
The product is great. Love the products.
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Great oil
By 
JEFF, 
a 
Verified Buyer 
on 
January 01, 2026
I’ve been using Amsoil for a number of years now. I don’t plan on changing.
Bottom Line
Yes, I would recommend this to a friend.
Was this review helpful?
5 star rating
Great product
By 
DAVID, 
a 
Verified Buyer 
on 
January 01, 2026
Been using this product for 5+ years in my older Ram 2500. No complaints
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