[This review was collected as part of a promotion.] Have new truck using it and have new car dealer said use

[This review was collected as part of a promotion.] Used for 225,000 miles with no oil related issues and zero oil consumption

[This review was collected as part of a promotion.] Love this oil. Use it all the time. Would recommend it to anyone.

[This review was collected as part of a promotion.] I use it in all my motors lawn car and it protects the very very well

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

Fantastic product. Has always made my car perform better and has never caused a failure and always keeps me moving forward.

Have used Pennzoil in all of my vehicles. Noticed better mileage, and less breakdowns since switching years ago!!!

[This review was collected as part of a promotion.] Been using this for years. Run it in everything I got

[This review was collected as part of a promotion.] My son depends on Pennzoil....Engine repairs from father to grandfather...

I had purchased this oil after a previous owner failed to do regular oil changes on my car cleaned the sludge and keeps her running strong