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Customer reviews for Mobil Delvac 1300 Super Heavy Duty Premium Synthetic Blend Diesel Engine Oil 15W-40 4, 1-gallon bottles for
Mobil Delvac 1300 Super Heavy Duty Premium Synthetic Blend Diesel Engine Oil 15W-40 4, 1-gallon bottles
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4.8 out of 5 stars
stars
1,003 ratings460 reviews
  1. 5 stars92% (921)
  2. 4 stars4% (43)
  3. 3 stars1% (15)
  4. 2 stars1% (7)
  5. 1 star2% (17)

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Showing 281-290 of 460 reviews
Sep 26, 2023
Bill
5 out of 5 stars review

Verified Purchase

Great oil.

Excellent oil. Been using for 40 years. At a good price.

Review from walmart.com
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Mar 24, 2022
Carlos Ovalle
5 out of 5 stars review

Verified Purchase

Good oil for Diesels

Great product at a great price!

Helpful?71PFIMTJQYAV7192496819
Dec 3, 2016
Kw08
5 out of 5 stars review

Verified Purchase

Great oil for tractors and heavy equipment

Great oil for tractors and heavy equipment

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Feb 14, 2025
Kado
5 out of 5 stars review

Verified Purchase

Mobile Delva

I believe this is the best quality oil. I’ve used it for years.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Apr 20, 2021
ludy
5 out of 5 stars review

Verified Purchase

Excellent service

Great service and packaged good.

Helpful?71PFIMTJQYAV7192496819
Apr 8, 2021
Maritza
5 out of 5 stars review

Verified Purchase

We been using this for long time Its very good and you have a great price Thank you

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Jan 16, 2023
Josh
1 out of 5 stars review

Verified Purchase

NOT SYNTHETIC BLEND

This is not a synthetic blend. It’s conventional oil.

Review from walmart.com
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Jun 29, 2025
robert
5 out of 5 stars review

Verified Purchase

good oil good price fast service

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Mar 13, 2025
IO
5 out of 5 stars review

Verified Purchase

Oil change

Best place to get an oil change!

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Dec 21, 2023
Monica
5 out of 5 stars review

Verified Purchase

Good quality

I been pursuing these oil for awhile good quality

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819