Only product I have ever used on all my vehicles since I've been driving. I have never tried another product and never will.

[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.] Been using it for 35 years and will from now on. I'm sold!

Every time I bring my car in for an oil change I make sure they use this. My car runs great and my engine is in great condition!!!

[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.] BEEN USING THIS FOR YEARS,REALLY GREAT PRODUCT ,WOULD RECCOMEND..

[This review was collected as part of a promotion.] I only use Pennzoil in all our vehicles. Its priced fair and does the best job of any oil

[This review was collected as part of a promotion.] I've used this for years... with no regrets! Always reliable and trustworthy :)

[This review was collected as part of a promotion.] I use Pennzoil in my 2003 Ford 150. No engine problems and it wife's great!

[This review was collected as part of a promotion.] Great Engine Oil used in many of my Performance Cars, worked excellent!!