At 72,000 miles, this was my first install of the Amsoil product. Before that I had noticed a Tick, Tick, Tick noise when my engine was idling, but after changing the oil that went away. The only issue I have is that they tell you to change their filter once a year which seems a little nebulous since they don't know how many miles you drive. So, if the oil will last you up to 25K, and you only drive 15K a year, You will have to add a half a quart or so every time you change the filter .
This oil is the only oil I put in my 2015 Chevy SS. High reving 6.2 v-8.
I feel very confident in this oil when I put the car through its paces that it's protecting and lubricating all those bearings and surfaces. Engine takes 8 qts. Expensive, but when you own a little rocket like this car, it's worth it. As I add more power to this car, I'll continue to use this awesome oil.
Thanks!
This is the best synthetic I have tried. Definitely the best when changing over in higher mileage engines. It will cause no problems, and you will gain all the benefits of moving to synthetic.
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Awesome delivery
By 
KARI, 
a 
Verified Buyer 
on 
May 19, 2022
Came faster then delivery date nicely boxed up thanks again
I have been using Amsoil for a number of years. It is nice to have the extended oil change interval as well as having the best engine protection from wear available. I've put on over 200,000 miles on several vehicles with no engine issues.
I have been using Amsoil for more than 10 years and it always lives up to my expectations. I run this 5w20 in my 2018 F150 Coyote. My only gripe is that the price keeps going up on all products, every time I get ready to reorder, it seems like they have gone up again.
Bottom Line
Yes, I would recommend this to a friend.
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5 star rating
Awesome product
By 
PATRICK, 
a 
Verified Buyer 
on 
May 17, 2022
Why did I wait so long, been wanting to use amsoil, omg this stuff is amazing, highly recommend!!!!!!!!!!
It's really hot at this location in Southeast, Texas. This oil is now in a 2007 Tahoe with 120,000 + miles. There has been an slight clacking in the motor since I got it with 80,000 miles. When I put Amsoil, Synthetic, SAE 5W-30, in about 5 minutes the clacking stopped. So, I must say THANK YOU.
I’ve been using this oil for years on my farm trucks and my ‘04 Cobra mustang. Amsoil takes the heat and rough enviroment and sometimes prolonged oil changes with ease. Is there any better?
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