I have had problems with most oil on the market but o have found pennzoil to work the best in my cars

[This review was collected as part of a promotion.] I had this oil put in my daughter's older car for great protection

Love using this oil,my truck has 175,000 miles. This oil makes my truck run great and wouldn't even think of changing brands.

[This review was collected as part of a promotion.] great oil. so pleased..would buy again... great price too...

[This review was collected as part of a promotion.] Great oil life! Dependable I've used Pennzoil Product for 30- yrs without any problems.

[This review was collected as part of a promotion.] been using for awhile, my 89 Ranger has 184000 and rolling on

[This review was collected as part of a promotion.] Use this in my truck. Keeps my truck running great

[This review was collected as part of a promotion.] I use pennzoil in all my cars and trucks nothing but the best no disappointments here

Been using Pennzoil High Mileage in my car since last year. Car has 300k and loves this stuff!!! Recommend to all my friends

[This review was collected as part of a promotion.] I bought this product a couple months ago, I like the viscosity.