
Ratings & Reviews for Quaker State Engine Oil 10W-40 Conventional 5 Qt. Advanced Durability
Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise this motor oil for consistent performance and exceptional value, with nearly all reporting deep satisfaction and decades-long loyalty. Many cite generational use across multiple vehicles—from classic cars to modern high-mileage engines exceeding 200,000 miles—without mechanical issues. Reviewers consistently describe smooth engine operation, clean internals, and strong protection under heavy use. A significant number highlight the outstanding price-to-performance ratio, noting it works as well as more expensive brands at a lower cost. Despite one isolated negative review, the vast majority consider this their trusted choice for reliable engine care.
Customer review summary generated by AI, including incentivized reviews.Great
Would Recommend[This review was collected as part of a promotion.] Always buy it and car drives better when I use the oil. Always tell people to use it and everybody loves the brand and the way their car drives. Never had a problem.
From quakerstate.com
Best oil I've ever used
Would Recommend[This review was collected as part of a promotion.] About a 6 months ago me and my dad replaced the oild pan gasket and have went 1000 miles over the next oil change milege and the oil looks super clean!
From quakerstate.com
Fantastic lubricating capabilities
Would Recommend[This review was collected as part of a promotion.] Use in my automobile, and It has never let my motor down!
From quakerstate.com
Use every time
Would Recommend[This review was collected as part of a promotion.] I buy quaker state oil for every oil change in my car
From quakerstate.com
[This review was collected as part of a promotion.]
From quakerstate.com
Quaker State is by far the Best
Would Recommend[This review was collected as part of a promotion.] I am 53 years old and have using Quaker State in my vehicles since my 1st car at age 16. My uncle started me using it then and i've never had reason to stop. Never have i had any problems what-so-ever and will continue to be a lifetime user.
From quakerstate.com
Only oil I use
Would Recommend[This review was collected as part of a promotion.] This is the only oil I use in my 95 GMC Yukon. It has about 200000 miles on it
From quakerstate.com
[This review was collected as part of a promotion.]
From quakerstate.com
excellent protection
Would Recommend[This review was collected as part of a promotion.] It gives Superior engine protection keep saying the internal combustion parts very clean & lubricated.
From quakerstate.com
# 1 oil
Would Recommend[This review was collected as part of a promotion.] Been using QS all my life and my Dad too best oil for your money
From quakerstate.com
Best motor oil ever
Would Recommend[This review was collected as part of a promotion.] My dad introduced me to Quacker State Motor oil 42 years ago. Neighbors asked why are cars ran so good all the time. My dad told them it was because of Quacker State
From quakerstate.com
Pretty Good Stuff
Would Recommend[This review was collected as part of a promotion.] Enuf said. That's all I have to say about that. Good stuff.
From quakerstate.com
Always used in my car and won't change either
Would Recommend[This review was collected as part of a promotion.] I'm glad we finally got your product at our shop or will be as of the 1st but I'll use by his product and feel comfortable knowing something I like will go in customers vehicles and knowing it'll be great for their engines meaning less maintenance for them in the future
From quakerstate.com
Great
Would Recommend[This review was collected as part of a promotion.] Always buy your products when i need oil or am doing an oil change. Just did a change. Last week.
From quakerstate.com
Only Oil I'll ever run.
Would Recommend[This review was collected as part of a promotion.] I buy Quaker all the time for my truck, it hold up very well for my Diesel engine. I recommend it to all of my friends. I don't plan on using anything else!! Also it would be awesome to win the tool box, I'd give it to my father. The man that taught me everything I know about cars and motors.
From quakerstate.com
Solid oil!
Would Recommend[This review was collected as part of a promotion.] I run Quaker State oil in all my vehicles and never had any issues. Love the product!
From quakerstate.com
Can't beat the protection.
Would Recommend[This review was collected as part of a promotion.] I Have Been Using Quaker State For Many Many Years With NEVER A Problem. Some Times When I Go To Change My Oil It's Still Pretty Clean!
From quakerstate.com
great long lasting
Would Recommend[This review was collected as part of a promotion.] Long lasting not dirty when I changed oil its a good oil and decent priced
From quakerstate.com
[This review was collected as part of a promotion.]
From quakerstate.com
Best oil out there. NO doubt!
Would Recommend[This review was collected as part of a promotion.] Great oil. I never use anything but quaker state. Keeps every car I have owned running longer and safe.
From quakerstate.com