[This review was collected as part of a promotion.] I only use Penzoil, works great! I've never had issues at all.

[This review was collected as part of a promotion.] My car is in such bad shape, it does not matter which oil I use. This one works great!

[This review was collected as part of a promotion.] I've used Pennzoil in my cars and pickups, since I started driving 40 years ago !

[This review was collected as part of a promotion.] I have been using Penzoil products for over 30 years. Top notch!

[This review was collected as part of a promotion.] Makes my van run the greatest. I get awesome gas mileage.

[This review was collected as part of a promotion.] Have used pennzoil for over 50 years and it is the best

I have used Pennzoil Motor Oil in my collector and pleasure cars for over 40 years! I have NEVER had a major engine problem!

been using it in my 88 turbo Sundance since new. original bottom end and turbo. still runs like new.

[This review was collected as part of a promotion.] Oil keeps engine running smooth. This oil is easy to use.

used this since i bought my car have been told to use other brand but believe in the don't fix what's not broken