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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
1,020 ratings472 reviews
  1. 5 stars92% (938)
  2. 4 stars4% (43)
  3. 3 stars1% (15)
  4. 2 stars1% (7)
  5. 1 star2% (17)

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Showing 231-240 of 472 reviews
Apr 14, 2023
Reviewer name: WalmartCustomer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

[This review was collected as part of a promotion.] Mobile oil is the best diesel oil

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Dec 14, 2023
Reviewer name: Steamboat
4 out of 5 stars
4 out of 5 stars review

Verified Purchase

Mobile diesel oil

Excellent sale price for a great product.

Helpful?71PFIMTJQYAV7192496819
Jun 6, 2021
Reviewer name: yvonne
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Ordered and it came 2days prior to what they said it would be.love there services.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Sep 15, 2025
Reviewer name: Thomas
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Economical fleet oil

Economical fleet oil, used for diesel %26 gas engines. Good oil from a reliable refiner.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Jul 24, 2022
Reviewer name: Earnest
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Good Value

Prompt delivery at a reasonable product price.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Jul 15, 2025
Reviewer name: WalmartCustomer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Very good product at a very good price-which is likely why availability is sometimes restricted.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Aug 25, 2023
Reviewer name: fisherman
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

[This review was collected as part of a promotion.] Great product and excellent price.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Aug 26, 2025
Reviewer name: WalmartCustomer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Excellent 15W-40 oil for use in light-medium duty diesel applications for the price.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Feb 19, 2024
Reviewer name: WalmartCustomer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

[This review was collected as part of a promotion.] Use this product all the time.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Sep 8, 2020
Reviewer name: Gary
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Oil, 1300 Super

Does the job we were looking for. Good product!

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819