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Reviews for SAE 5W-50 Signature Series 100% Synthetic Motor Oil (AMR)



 SAE 5W-50 Signature Series 100% Synthetic Motor Oil (AMR)

Product Reviewed: Signature Series Motor Oils
Current Rating: 4.97 out of 5 stars
Votes & Reviews: 58 vote(s) and 971 user reviews.


A Verified Buyer is an
individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Charlie: space

Great Product

I have always used synthetic oil in my vehicles and used Amsoil in the past. When I found I could be a preferred customer I was very pleased to begin using it again.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Arin: space

Amazing oil

Best oil iv ran so far the car continues to run super smooth even with a couple days at the strip

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Luis: space

Best oil, hands down!!

This oil is just the best of the best. Proven quality on any test out there, this oil will help your vehicle engine perform to its potential. A plus!!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Vincent: space

I would buy this again

Another great product love amsoil

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Richard: space

Best oil I've used.

I use this in a supercharged hi performance vehicle. It gets worked hard. When I change the oil you'd never know.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Mary: space

Buy again and again

Amsoil is the best. That is why you should always get it if you want your car to take care of you

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Colin: space

Still the only oil I recommend

What can I say? I bought it for a friend with a hi performance engine. I've used Amsoil engine oils for over 35 years. Always had great longevity and reliability every time.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by William: space

Love the Signature Series.

Excellent oil. I have used it for years without an issue.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Paul: space

I will continue to use this product.

I replaced the enfine and granny in my car over a year ago. The oil and tranny fluid have done fine since. I'm pleased with this product.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who
has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Marcus: space

100% Amsoil since first oil change.

Personal use on 2012 WRX, with 90k miles.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Sengsy: space

Smoother and more mpg!

For my new car, It is running much smoother receiving more MPGs than OEM oils and/or even the best over the counter motor oils. Thanks!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Sengsy: space

Only the best oils!

The best of the best oils i only use...Amsoil! Thanks!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Jim: space

FJ Cruiser standard

I have used this oil for 203,000 miles since my FJ Cruiser was new. It is the best!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Harry: space

unbelievable fantastic

my Subaru forester says thank you and purring along for nine years could not be a happier person.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks
purchase history.Reviewed by Steve: space

Definitely use again.

Great oil glad I made the switch.

Item Reviewed: Signature Series Motor Oils
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A Verified
Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Steven: space

Great product.

I use Amsoil in my 4 vehicles and ZTR mower. It's the best.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Nicholas: space

I only trust Amsoil

Amsoil is the only oil that has consistently been able to withstand the unbelievable abuse I put my engine through.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Terrance: space

Absolutely has to work.

Have used this product in my wife's Subaru Crosstrek since new in 2014. It has worked flawlessly ever since. I wouldn't use anything but Amsoil in my wife's car as she has to travel through desolate territory just to get to and from work. I absolutely need it to be there for her. It does the job great.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Roberto: space

Good product

Good product

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific
process that tracks purchase history.Reviewed by Alexander: space

Excellent oi

I am using this oil lately and I am very satisfied with it. Usually I change it every year but I didn't exceed 9500 miles. Engine is running smooth and quiet. Thanks.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Mac: space

Great product.

Use in all my late model cars

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by MARK: space

I will continue to buy this oil and do my own oil changes!!

I buy this oil all the time! Every oil change! I have used all the brands over many years and Amsoil is my preferred!! I have put 150k miles on my Tundra using this oil and it's runs like new!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by William: space

Will only buy amsoil. Everything else is just lubed water

Never had an issue in the vehicles we use this in. I have an 08 grand caravan, 16 Chevy Cruze, and a 16 Nissan NV 12-passenger.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a
specific process that tracks purchase history.Reviewed by Quoc: space

I would alway used this oil

The best oil I have used by far

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Joel: space

Great oil!

Almost 200,00 miles on a 5 cylinder motor and it still runs great, started running amsoil at 2000 miles

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Bob: space

I have used your products for 20+ years.

I use your products because I trust them.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by William: space

Ultimate engine motor oil

I love this oil and will never use anything else again. The motor runs so much stronger and we picked up three miles per gallon.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Chad: space

The only oil I use for MY vehicles.

It is what the car manufacture calls for, and we have had no problems with just changing the oil once a year. We now have over 50,000 miles on the SUV, and it averages better fuel economy than what the EPA rates it at.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an
individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Michael: space

Nothing but AMSOIL for me!

I use this in our 2000 4Runner, which we use to pull our camper during the summer. It gets a real workout in the Colorado mountains, and the signature series has been great at protecting the V6 engine from high stress and heat.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Joe: space

I would by it again

Great product

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Janno: space

5w20

Best synthetic oil on the planet.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Bryan: space

Definitely a believer in Amsoil

I use this superior product in my 2013 f150 Coyote 5.0l, very proud to use Amsoil for every piece of equipment I own!!!!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Julio: space

Good product

AMSOIL oils something to trust

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process
that tracks purchase history.Reviewed by Bruce: space

No other oil will do

Love this oil for our GDI turbo engine

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Steve: space

Economical

4,500 miles and have not burned a drop of oil. Engine runs a little cooler than with other oils.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Corbett: space

I will continue to use this awesome product.

Best 100% synthetic engine oil ever.
I use in my entire automotive fleet year
round. Superior hot and cold weather performance. On and off road.
C.
Edmonton, Alberta.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Charles: space

Favorite motor oil of my Ford F-250!

Motor oil is the cheapest mechanic you will ever pay! Why not use the best you can buy?

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Charles: space

Been using Signature Series motor oil for years!

I use 5W50 in my Mustang GT. I have been using Signature Series motor oil in all my vehicles for many years with excellent results. I change my oil at 15,000 mile intervals which works out to about once per year.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Viacheslav: space

Must have!

Best oil ever, keep using it for the last 10 years. Definitely will buy again!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by James: space

Happy with Amsoil!

I have been using Amsoil in my truck(s) for almost 10 years now and I love it! Mileage went up when I switched to Amsoil and my truck runs great. Best of all is the intervals between oil changes.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Michael: space

Keeps on going

I have been using Amsoil 0-20 synthetic oil and the recommended filter in my 2008 Toyota Tundra since mileage hit 5000, now has 63,000 miles. I change the oil every 8000 miles and each time the oil is clean and looks almost new. No smoke and no problems.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process
that tracks purchase history.Reviewed by Steve: space

I buy this product routinely.

I have used this oil for years in multiple vehicles. Couldn't be happier.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Dan: space

Peace of mind

It's just good to know that you have the very best product in your vehicle. If you have to run over your mileage limit or run your baby a little harder than most people it's just good to know you have the very best protection.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by James: space

aaaa++++

A+

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Roger: space

I will buy this product again and again.

Have no problems with any vehicle that I use the oil in.
Really wish you still made your rust proofing.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Steven: space

Simply the Best

I have been exclusively using Amsoil since 1984 because of it's extended drain intervals and premium quality. It is the best synthetic oil product available.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted
their review through a specific process that tracks purchase history.Reviewed by Jesus: space

Review

Excellent

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Adan: space

Great

Did the job, truck runs really good/Better than it did with rotella. I'm surprised with results.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Todd: space

Great products

Have used amsoil for 15 plus years. Wouldn't change back to any other oil!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Adam: space

Lasts longer.

Helps me go longer without changing oil as often since I drive 150 miles a day for work.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Michael: space

Signature Brand

Truly last 25k or 1 year with out a oil change, remarkable. Three years strong, keep up the good work.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Scott: space

Nothing but the best for my equipment!

Been using AMSOIL lubricants in everything I can get it in since 1985. Have never had any issues. Used it in my 1983 Ranger that I bought new up thru and including my new 2010 MKZ, 2015 F-150 Lariat and 2016 Fusion. Best in the business and cheap insurance for everything I own.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Robert: space

I WILL buy again. Easy to order on line.

Superb Motor oil. My Elantra has the best.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by John: space

I will buy this oil again. Surfing other products on line.

Great product. Got what I ordered on time. No hassle.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Ron: space

I will use this forever

Use this in my new engine on my 2001 Jeep tj great stuff 👍👍

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Jim: space

yes

great product !

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Larry: space

Yes

The best for my vehicle

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Patrick: space

Love this oil for my vehicles!!

I have been using Amsoil products in my vehicles for a long time and I will use nothing else in them!!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by William: space

I will be buying this again!!

The only oil my car is going to see for the rest of it's life!!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by William: space

I will be buying this again!

The only oil my car is going to see for the rest of it's life!!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Craig: space

yes

I use this in my Grand Cherokee

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Mark: space

Always use amsoil

Been using amsoil in allmy vehicles for years works great

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Carlos: space

Excellent

Rxcellent!!!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Jaime: space

Engine oil from heaven!

Best synthetic oil I've ever used. Makes engine run smoother and quieter.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product
and submitted their review through a specific process that tracks purchase history.Reviewed by Jaime: space

Engine oil from heaven!

Best synthetic oil I've ever used. It makes the engine run smoother and quieter.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by William: space

Only the Best for my Mopars!

Mopar or no car! Amsoil or no Oil!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Austin: space

No question that amsoil is the best

Best oil out there. 3rd party testing to prove it. I'll choose amsoil everytime.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by David: space

Really!

Have used now for many years in all my vehicles! BUT the cost is getting to be too high!!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by John: space

I have used this oil for 4 years now.

I use this oil exclusively in my vehicle. Never a complaint. Completely comfortable with it

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Sammy: space

Great products!

Been using AMSOIL products for over 20 years!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an
individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Robert: space

oH YEAH !

THEE VERY BEST.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Keith: space

I will continue to buy and use as long as I have my Jeep.

I use in my 2007 Jeep Liberty. I change every 12K miles.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Ed: space

AMSOIL PURCHASE

NO TROUBLE TRANSACTION

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Everett: space

Will keep using this product!

Been running this oil in my 2007 Ford F150 since about 36,000 miles. Now has 317,566 and still going strong. Love the protection, changed every 15,000 with Amsoil filter as well.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Marc: space

Greatest company and products

I swear by amsoil products. I've been using them for many years. Greatest on earth. And the company makes it so easy for you to deal with. Will never stop using their products.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their
review through a specific process that tracks purchase history.Reviewed by Duane: space

In my opinion, the best synthetic lubrication product.

I use Amsoil in my three vehicles and in my 2001 Road King. In all of these years, never an engine or wear problem.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Jim: space

Will buy this every time.

Best product out there.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Joey: space

I think 🤔 I'll stick with Amsoil oil and filters!

It's the first time I've used Amsoil in my 5.0 F-150, so far so good, my fuel mileage increased, truck seems to have a lil more pep to it!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Ruben: space

Lifetime customer

Best oil I've used by far! Been great for the F150 Ecoboost and haven't had turbo or timing chain issues because of it!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Steven: space

I will be buying more.

Best product on the market. I love it.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted
their review through a specific process that tracks purchase history.Reviewed by Ron: space

I will use this foever!

I have been using this oil for years! It's a great product. I won't use any other oil.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Danny: space

Great

Best oil on the market

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Alejandro: space

Motor oil.....👌👍👍👍

Awesome product.... Thanks....

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by William: space

i use amsoil in everything

i believe signature series oils from amsoil are among the best you can get. i trust amsoil in everything i own. i don't feel i need to research every product for every piece of equipment, just get amsoil for it

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Lee: space

I am not going to use any other oil but signature 0W 20

I've been using signatures TVs engine oil for the past three years I have no problem .Is the best all on the market right now and if you need your engine to lass use this oil

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased
the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Michael: space

We will always use AMSOIL

AMSOIL signature series is awesome we also use the AMSOIL oil filter also and highly recommend these products to anyone wanting to save some money by not having to change your oil as often. We used it on our Ford Escape and at 150000 miles it was as smooth and quiet as it was new and still no oil consumption between the extended oil changes unfortunately it was totaled when a person ran a stop sign.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by 2ManyToys: space

I've regularly used this oil since our truck was new

Our truck is a 2001 Ford Expedition that we purchased new. Eighteen years later, we have never had to do any internal engine work. This is a daily driver that we can take cross country. I wouldn't use anything else!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Everett: space

I highly recommend this oil.

Best oil you can run period, especially in a turbo charged engine.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased
the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Brian: space

Buy this amazing lube.

I learned about Amsoil when I was stationed down in Arizona I've been using it now for 15 years straight and I will never go back to regular oil. I have since retired from the military but I will not retire using this product.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Nancy: space

Quality makes a difference

AMSOIL oil is all I will put in my cars. I want the peace of mind knowing my cars are protected by quality products.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Nancy: space

Security knowing your protected!

All my cars are older and I feel secure with this oil protecting my car.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Nancy: space

Fewer Oil Changes

Love not changing the oil so often since I am a busy Grandmother. Knowing the oil is protecting my car.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their
review through a specific process that tracks purchase history.Reviewed by Matthew: space

Good oil

Changed my 6.0 over to this oil. Starts much easier in the cold

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Myles: space

I will continue using this product, for sure!

I use this in my 2010 Tundra, and don't worry about the engine at all!

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Myles: space

I buy with confidence, this product, all the time.

I use this in my 1991 Lexus with over 400,000 kms and this car is still
going strong. Never an issue with the engine itself. I don't think there
is a better oil in today's marketplace.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Larry: space

Vette lover

Have been along time user of Amsoil products , never had a problem with any of the products. I have three high performance vehicles and use everything from oil and filters to brake fluid from Amsoil.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Cameron: space

Good stuff

Good stuff smooth out my engine

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has
purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Shawn: space

Great product

It works great. My Jeep runs smoothly past 6000 miles

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Bill: space

I would buy it again.

They did synthetic first. It was the best then and still is. If you're going to keep your truck or car for years it's worth every penny.

Item Reviewed: Signature Series Motor Oils
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A Verified Buyer is an individual who has purchased the reviewed product and submitted their review through a specific process that tracks purchase history.Reviewed by Christian: space

Will buy again

Amazing

Item Reviewed: Signature Series Motor Oils
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